t a  e 
参考号 零件 参数
SEALED POWER : H868CP Piston
  • Bore (MM): 99.0000 ; 
  • Compression Distance: 1.328 ; 
  • Dome Volume CC: Negative 005.0 ; 
  • Part Material: Hypereutectic ; 
  • Pin Diameter (IN): 0.945 ; 
  • Pin Diameter (MM): 24.003 ; 
  • Pin Offset (MM): 0.762 ; 
  • Pin Offset (in): 0.03 ; 
  • Pin Type: P ; 
  • Pin Weight Gram: 151 ; 
  • Ring 1 Qty: 2 ; 
  • Ring 1 Width: 1.50mm ; 
  • Ring 2 Qty: 1 ; 
  • Ring 2 Width: 3.00mm ; 
SEALED POWER : H1111CP Piston
  • Bore (IN): 3.6614 ; 
  • Bore (MM): 93.0000 ; 
  • Compression Distance: 1.077 ; 
  • Head Type: Domed Head ; 
  • Part Material: Hypereutectic ; 
  • Pin Diameter (IN): 0.827 ; 
  • Pin Diameter (MM): 21.006 ; 
  • Pin Offset (MM): 0.762 ; 
  • Pin Offset (in): 0.03 ; 
  • Ring 1 Qty: 1 ; 
  • Ring 1 Width: 1.20mm ; 
  • Ring 2 Qty: 1 ; 
  • Ring 2 Width: 1.50mm ; 
  • Ring 3 Qty: 1 ; 
  • Ring 3 Width: 2.50mm ; 
SEALED POWER : H1129CPA Piston
  • Part Material: Hypereutectic ; 
SEALED POWER : H1128CPA Piston
  • Part Material: Hypereutectic ; 
SEALED POWER : H1127CPA Piston
  • Part Material: Hypereutectic ; 
ENGINETECH : P3059 Piston
  • Alloy: Anodized Head ; 
  • Bore Diameter: 93.00 ; 
  • Clearance: 0.0015 ; 
  • Compression Height: 1.250 ; 
  • Height: 0.423 in ; 
  • Oil Ring Thickness: 3.00 MM ; 
  • Piston Compression Ratio: 10.0:1 ; 
  • Piston Pin Outside Diameter: 0.8266 ; 
  • Recess: None ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.50 MM ; 
ENGINETECH : P5036 Piston
  • Alloy: Hypereutectic ; 
  • Bore Diameter: 96.00 ; 
  • Clearance: 0.0015 ; 
  • Compression Height: 1.325 ; 
  • Height: 0.596 IN ; 
  • Oil Ring Thickness: 3.00 MM ; 
  • Piston Pin Outside Diameter: 0.9429 ; 
  • Recess: None ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.50 MM ; 
ENGINETECH : P5037 Piston
  • Alloy: Hypereutectic ; 
  • Bore Diameter: 96.00 ; 
  • Clearance: 0.0018 ; 
  • Compression Height: 1.323 ; 
  • Height: 0.710 in ; 
  • Oil Ring Thickness: 3.00 MM ; 
  • Piston Pin Outside Diameter: 0.9430 ; 
  • Recess: 0.068 IN ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.50 MM ; 
ENGINETECH : P5038 Piston
  • Alloy: Hypereutectic ; 
  • Bore Diameter: 4.000 ; 
  • Clearance: 0.0018 ; 
  • Compression Height: 1.327 ; 
  • Height: 0.382 IN ; 
  • Oil Ring Thickness: 3.00 MM ; 
  • Piston Pin Outside Diameter: 0.9430 ; 
  • Recess: 0.058 IN ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.50 MM ; 
ENGINETECH : P5067 Piston
  • Alloy: Hypereutectic ; 
  • Bore Diameter: 94.00 ; 
  • Clearance: 0.0017 ; 
  • Compression Height: 1.262 ; 
  • Height: 0.500 ; 
  • Oil Ring Thickness: 2.50 mm ; 
  • Piston Pin Outside Diameter: 0.9449 ; 
  • Recess: None ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.20 mm ; 
ENGINETECH : P5070 Piston
  • Alloy: Hypereutectic ; 
  • Bore Diameter: 4.000 ; 
  • Clearance: 0.0015 ; 
  • Compression Height: 1.318 ; 
  • Height: 0.492 in ; 
  • Oil Ring Thickness: 2.50 mm ; 
  • Piston Pin Outside Diameter: 0.9429 ; 
  • Recess: 0.047 IN ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.20 mm ; 
ENGINETECH : P5073 Piston
  • Alloy: Hypereutectic ; 
  • Bore Diameter: 4.000 ; 
  • Clearance: 0.0015 ; 
  • Compression Height: 1.327 ; 
  • Height: 0.382 IN ; 
  • Oil Ring Thickness: 2.50 mm ; 
  • Piston Pin Outside Diameter: 0.9432 ; 
  • Recess: 0.053 IN ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.20 mm ; 
ENGINETECH : P5076 Piston
  • Bore Diameter: 4.065 ; 
  • Clearance: 0.0008 ; 
  • Compression Height: 1.338 ; 
  • Height: 0.354 IN ; 
  • Oil Ring Thickness: 2.50 mm ; 
  • Piston Pin Outside Diameter: 0.9429 ; 
  • Recess: None ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.50 MM ; 
ENGINETECH : P5078 Piston
  • Alloy: Hypereutectic ; 
  • Bore Diameter: 93.00 ; 
  • Clearance: 0.0016 ; 
  • Compression Height: 1.228 ; 
  • Height: 0.200 in ; 
  • Oil Ring Thickness: 2.50 mm ; 
  • Piston Pin Outside Diameter: 0.9054 ; 
  • Recess: Dome ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.20 mm ; 
ENGINETECH : P5081 Piston
  • Alloy: Hypereutectic ; 
  • Bore Diameter: 99.00 ; 
  • Clearance: 0.0016 ; 
  • Compression Height: 1.330 ; 
  • Height: 0.630 in ; 
  • Oil Ring Thickness: 3.00 MM ; 
  • Piston Pin Outside Diameter: 0.9430 ; 
  • Recess: None ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.50 MM ; 
MAHLE / CLEVITE : 2243625 Piston
  • Oil Ring Thickness: 2.50 mm ; 
  • Piston Head Type: Flat ; 
  • Piston Material: Aluminum ; 
  • Piston Pin Outside Diameter: 24.00 MM ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.20 mm ; 
MAHLE / CLEVITE : 2243665 Piston
  • Oil Ring Thickness: 2.50 mm ; 
  • Piston Head Type: Flat ; 
  • Piston Material: Hypereutectic ; 
  • Piston Pin Outside Diameter: 23.955 mm ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.20 mm ; 
ENGINETECH : P5041 Piston
  • Alloy: Hypereutectic ; 
  • Bore Diameter: 4.000 ; 
  • Clearance: 0.0007 ; 
  • Compression Height: 1.326 ; 
  • Height: 0.433 IN ; 
  • Oil Ring Thickness: 3.00 MM ; 
  • Piston Pin Outside Diameter: 0.9429 ; 
  • Recess: None ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.50 MM ; 
SEALED POWER : H1506CPA Piston
MAHLE / CLEVITE : 2243625WR Piston
  • Oil Ring Thickness: 2.50 mm ; 
  • Piston Head Type: Flat ; 
  • Piston Material: Aluminum ; 
  • Piston Pin Outside Diameter: 24.00 MM ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.20 mm ; 
MAHLE / CLEVITE : 2243665WR Piston
  • Oil Ring Thickness: 2.50 mm ; 
  • Piston Head Type: Flat ; 
  • Piston Material: Hypereutectic ; 
  • Piston Pin Outside Diameter: 23.955 mm ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.20 mm ; 
MAHLE / CLEVITE : 2243888 Piston
  • Oil Ring Thickness: 2.50 mm ; 
  • Piston Material: Aluminum ; 
  • Piston Pin Outside Diameter: 23.954 mm ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.50 MM ; 
MAHLE / CLEVITE : 2243888WR Piston
  • Oil Ring Thickness: 2.50 mm ; 
  • Piston Material: Aluminum ; 
  • Piston Pin Outside Diameter: 23.954 mm ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.50 MM ; 
MAHLE / CLEVITE : 2243928 Piston
  • Oil Ring Thickness: 2.50 mm ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Aluminum ; 
  • Piston Pin Outside Diameter: 24.00 MM ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.20 mm ; 
MAHLE / CLEVITE : 2243928WR Piston
  • Oil Ring Thickness: 2.50 mm ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Aluminum ; 
  • Piston Pin Outside Diameter: 24.00 MM ; 
  • Second Compression Ring Thickness: 1.50 MM ; 
  • Top Compression Ring Thickness: 1.20 mm ; 
MAHLE / CLEVITE : 2243929 Piston
  • Oil Ring Thickness: 1.50 MM ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Aluminum ; 
  • Piston Pin Outside Diameter: 24.00 MM ; 
  • Second Compression Ring Thickness: 1.20 mm ; 
  • Top Compression Ring Thickness: 1.00 MM ; 
MAHLE / CLEVITE : 2243929WR Piston
  • Oil Ring Thickness: 1.50 MM ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Aluminum ; 
  • Piston Pin Outside Diameter: 24.00 MM ; 
  • Second Compression Ring Thickness: 1.20 mm ; 
  • Top Compression Ring Thickness: 1.00 MM ; 
MAHLE / CLEVITE : 2243930 Piston
  • Oil Ring Thickness: 1.50 MM ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Aluminum ; 
  • Piston Pin Outside Diameter: 24.00 MM ; 
  • Second Compression Ring Thickness: 1.20 mm ; 
  • Top Compression Ring Thickness: 1.00 MM ; 
MAHLE / CLEVITE : 2243930WR Piston
  • Oil Ring Thickness: 1.50 MM ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Aluminum ; 
  • Piston Pin Outside Diameter: 24.00 MM ; 
  • Second Compression Ring Thickness: 1.20 mm ; 
  • Top Compression Ring Thickness: 1.00 MM ; 
ENGINETECH : P5090 Piston
ENGINETECH : P5091 Piston
SEALED POWER : H1515CPA Piston
SEALED POWER : H1526CP Piston
SEALED POWER : H1527CPALR Piston
MAHLE / CLEVITE : 2243727 Piston
MAHLE / CLEVITE : 2244035 Piston
MAHLE / CLEVITE : 2244035WR Piston
MAHLE / CLEVITE : 2244038 Piston
ITM ENGINE COMPONENTS : RY8500 Piston
GM GENUINE : 12616971 Piston
  • Assembly Lubricant Included: No ; 
  • Diameter (IN): 3.701 ; 
  • Diameter (MM): 94 ; 
  • Oil Ring Thickness (In): 0.097 ; 
  • Oil Ring Thickness (mm): 2.46 ; 
  • Oil Spacer Ring Thickness (in): 0.037 ; 
  • Oil Spacer Ring Thickness (mm): 0.93 ; 
  • Oversized: No ; 
  • Piston Head Type: Dome ; 
  • Piston Inside Diameter (in): 0.518 ; 
  • Piston Inside Diameter (mm): 13.15 ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 0.945 ; 
  • Piston Outside Diameter (MM): 24 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 2.205 ; 
  • Piston Pin Inside Diameter (mm): 56 ; 
  • Piston Pin Length (in): 2.081 ; 
  • Piston Pin Length (mm): 52.85 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 3.701 ; 
  • Piston Pin Outside Diameter (mm): 94 ; 
  • Ring Inside Diameter (in): 3.478 ; 
  • Ring Inside Diameter (mm): 88.35 ; 
  • Ring Material: Steel ; 
  • Ring Outside Diameter (in): 3.7 ; 
  • Ring Outside Diameter (mm): 93.97 ; 
  • Second Compression Ring Thickness (In): 0.058 ; 
  • Second Compression Ring Thickness (mm): 1.48 ; 
  • Skirt Length (in): 0.18 ; 
  • Skirt Length (mm): 4.57 ; 
  • Skirt Type: Partial ; 
  • Top Compression Ring Thickness (In): 0.046 ; 
  • Top Compression Ring Thickness (mm): 1.18 ; 
GM GENUINE : 12616972 Piston
  • Assembly Lubricant Included: No ; 
  • Diameter (IN): 3.701 ; 
  • Diameter (MM): 94 ; 
  • Oil Ring Thickness (In): 0.097 ; 
  • Oil Ring Thickness (mm): 2.46 ; 
  • Oil Spacer Ring Thickness (in): 0.037 ; 
  • Oil Spacer Ring Thickness (mm): 0.93 ; 
  • Piston Head Type: Dome ; 
  • Piston Inside Diameter (in): 0.518 ; 
  • Piston Inside Diameter (mm): 13.15 ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 0.945 ; 
  • Piston Outside Diameter (MM): 24 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 2.205 ; 
  • Piston Pin Inside Diameter (mm): 56 ; 
  • Piston Pin Length (in): 2.081 ; 
  • Piston Pin Length (mm): 52.85 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 3.701 ; 
  • Piston Pin Outside Diameter (mm): 94 ; 
  • Ring Inside Diameter (in): 3.478 ; 
  • Ring Inside Diameter (mm): 88.35 ; 
  • Ring Material: Steel ; 
  • Ring Outside Diameter (in): 3.7 ; 
  • Ring Outside Diameter (mm): 93.97 ; 
  • Second Compression Ring Thickness (In): 0.058 ; 
  • Second Compression Ring Thickness (mm): 1.48 ; 
  • Skirt Length (in): 0.18 ; 
  • Skirt Length (mm): 4.57 ; 
  • Skirt Type: Partial ; 
  • Top Compression Ring Thickness (In): 0.046 ; 
  • Top Compression Ring Thickness (mm): 1.18 ; 
GM GENUINE : 12631195 Piston
  • Assembly Lubricant Included: No ; 
  • Diameter (IN): 3.504 ; 
  • Diameter (MM): 89 ; 
  • Oil Ring Thickness (In): 0.059 ; 
  • Oil Ring Thickness (mm): 1.5 ; 
  • Oil Spacer Ring Thickness (in): 0.028 ; 
  • Oil Spacer Ring Thickness (mm): 0.72 ; 
  • Oversized: No ; 
  • Piston Head Type: Dome ; 
  • Piston Inside Diameter (in): 3.358 ; 
  • Piston Inside Diameter (mm): 85.3 ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 3.504 ; 
  • Piston Outside Diameter (MM): 89 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.697 ; 
  • Piston Pin Inside Diameter (mm): 17.7 ; 
  • Piston Pin Length (in): 2.081 ; 
  • Piston Pin Length (mm): 52.85 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.945 ; 
  • Piston Pin Outside Diameter (mm): 24 ; 
  • Ring Inside Diameter (in): 3.244 ; 
  • Ring Inside Diameter (mm): 82.4 ; 
  • Ring Material: Steel ; 
  • Ring Outside Diameter (in): 3.503 ; 
  • Ring Outside Diameter (mm): 88.97 ; 
  • Second Compression Ring Thickness (In): 0.046 ; 
  • Second Compression Ring Thickness (mm): 1.18 ; 
  • Skirt Length (in): 0.162 ; 
  • Skirt Length (mm): 4.11 ; 
  • Skirt Type: Partial ; 
  • Top Compression Ring Thickness (In): 0.039 ; 
  • Top Compression Ring Thickness (mm): 0.98 ; 
GM GENUINE : 12631196 Piston
  • Assembly Lubricant Included: No ; 
  • Diameter (IN): 3.504 ; 
  • Diameter (MM): 89 ; 
  • Oil Ring Thickness (In): 0.059 ; 
  • Oil Ring Thickness (mm): 1.5 ; 
  • Oil Spacer Ring Thickness (in): 0.028 ; 
  • Oil Spacer Ring Thickness (mm): 0.72 ; 
  • Oversized: No ; 
  • Piston Head Type: Dome ; 
  • Piston Inside Diameter (in): 3.358 ; 
  • Piston Inside Diameter (mm): 85.3 ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 3.504 ; 
  • Piston Outside Diameter (MM): 89 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.697 ; 
  • Piston Pin Inside Diameter (mm): 17.7 ; 
  • Piston Pin Length (in): 2.081 ; 
  • Piston Pin Length (mm): 52.85 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.945 ; 
  • Piston Pin Outside Diameter (mm): 24 ; 
  • Ring Inside Diameter (in): 3.244 ; 
  • Ring Inside Diameter (mm): 82.4 ; 
  • Ring Material: Steel ; 
  • Ring Outside Diameter (in): 3.503 ; 
  • Ring Outside Diameter (mm): 88.97 ; 
  • Second Compression Ring Thickness (In): 0.046 ; 
  • Second Compression Ring Thickness (mm): 1.18 ; 
  • Skirt Length (in): 0.162 ; 
  • Skirt Length (mm): 4.11 ; 
  • Skirt Type: Partial ; 
  • Top Compression Ring Thickness (In): 0.039 ; 
  • Top Compression Ring Thickness (mm): 0.98 ; 
GM GENUINE : 12652807 Piston
  • Assembly Lubricant Included: No ; 
  • Bore Diameter (IN): 3.4646 ; 
  • Bore Diameter (MM): 88 ; 
  • Oversized: No ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 3.4634 ; 
  • Piston Outside Diameter (MM): 87.97 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.4685 ; 
  • Piston Pin Inside Diameter (mm): 11.9 ; 
  • Piston Pin Length (in): 2.0528 ; 
  • Piston Pin Length (mm): 52.14 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.8661 ; 
  • Piston Pin Outside Diameter (mm): 22 ; 
  • Piston Rings Included: No ; 
  • Ring Material: Steel ; 
GM GENUINE : 12656874 Piston
  • Assembly Lubricant Included: No ; 
  • Oversized: No ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 4.0651 ; 
  • Piston Outside Diameter (MM): 103.253 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.5102 ; 
  • Piston Pin Inside Diameter (mm): 12.96 ; 
  • Piston Pin Length (in): 2.5736 ; 
  • Piston Pin Length (mm): 65.37 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.9447 ; 
  • Piston Pin Outside Diameter (mm): 23.995 ; 
  • Piston Rings Included: No ; 
  • Ring Material: Steel ; 
GM GENUINE : 12656875 Piston
  • Assembly Lubricant Included: No ; 
  • Oversized: No ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 4.0651 ; 
  • Piston Outside Diameter (MM): 103.253 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.5102 ; 
  • Piston Pin Inside Diameter (mm): 12.96 ; 
  • Piston Pin Length (in): 2.5736 ; 
  • Piston Pin Length (mm): 65.37 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.9447 ; 
  • Piston Pin Outside Diameter (mm): 23.995 ; 
  • Piston Rings Included: No ; 
  • Ring Material: Steel ; 
GM GENUINE : 12686358 Piston
  • Assembly Lubricant Included: No ; 
  • Oil Ring Thickness (In): 0.01 ; 
  • Oil Ring Thickness (mm): 0.35 ; 
  • Oil Spacer Ring Thickness (in): 0.01 ; 
  • Oil Spacer Ring Thickness (mm): 0.27 ; 
  • Oversized: No ; 
  • Piston Head Type: Dome ; 
  • Piston Inside Diameter (in): 2.05 ; 
  • Piston Inside Diameter (mm): 52 ; 
  • Piston Outside Diameter (IN): 3.7 ; 
  • Piston Outside Diameter (MM): 94 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.52 ; 
  • Piston Pin Inside Diameter (mm): 13.15 ; 
  • Piston Pin Length (in): 2.08 ; 
  • Piston Pin Length (mm): 52.85 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.94 ; 
  • Piston Pin Outside Diameter (mm): 24 ; 
  • Piston Rings Included: Yes ; 
  • Ring Inside Diameter (in): 3.46 ; 
  • Ring Inside Diameter (mm): 88 ; 
  • Ring Outside Diameter (in): 3.7 ; 
  • Ring Outside Diameter (mm): 94 ; 
  • Second Compression Ring Thickness (In): 0.04 ; 
  • Second Compression Ring Thickness (mm): 1.18 ; 
  • Top Compression Ring Thickness (In): 0.04 ; 
  • Top Compression Ring Thickness (mm): 0.98 ; 
GM GENUINE : 12686359 Piston
  • Assembly Lubricant Included: No ; 
  • Oil Ring Thickness (In): 0.01 ; 
  • Oil Ring Thickness (mm): 0.35 ; 
  • Oil Spacer Ring Thickness (in): 0.01 ; 
  • Oil Spacer Ring Thickness (mm): 0.27 ; 
  • Oversized: No ; 
  • Piston Head Type: Dome ; 
  • Piston Inside Diameter (in): 2.05 ; 
  • Piston Inside Diameter (mm): 52 ; 
  • Piston Outside Diameter (IN): 3.7 ; 
  • Piston Outside Diameter (MM): 94 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.52 ; 
  • Piston Pin Inside Diameter (mm): 13.15 ; 
  • Piston Pin Length (in): 2.08 ; 
  • Piston Pin Length (mm): 52.85 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.94 ; 
  • Piston Pin Outside Diameter (mm): 24 ; 
  • Piston Rings Included: Yes ; 
  • Ring Inside Diameter (in): 3.46 ; 
  • Ring Inside Diameter (mm): 88 ; 
  • Ring Outside Diameter (in): 3.7 ; 
  • Ring Outside Diameter (mm): 94 ; 
  • Second Compression Ring Thickness (In): 0.04 ; 
  • Second Compression Ring Thickness (mm): 1.18 ; 
  • Top Compression Ring Thickness (In): 0.04 ; 
  • Top Compression Ring Thickness (mm): 0.98 ; 
GM GENUINE : 19178597 Piston
  • Oversized: No ; 
  • Piston Head Type: Flat ; 
  • Piston Inside Diameter (in): 3.8779 ; 
  • Piston Inside Diameter (mm): 98.5 ; 
  • Piston Material: Aluminum Alloy ; 
  • Piston Outside Diameter (IN): 4.0651 ; 
  • Piston Outside Diameter (MM): 103.253 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.5512 ; 
  • Piston Pin Inside Diameter (mm): 14 ; 
  • Piston Pin Length (in): 2.5638 ; 
  • Piston Pin Length (mm): 65.12 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.9431 ; 
  • Piston Pin Outside Diameter (mm): 23.955 ; 
  • Ring Material: Steel ; 
  • Skirt Length (in): 1.4673 ; 
  • Skirt Length (mm): 37.27 ; 
  • Skirt Type: Partial ; 
GM GENUINE : 19180413 Piston
  • Diameter (IN): 4.277 ; 
  • Diameter (MM): 108.63 ; 
  • Oversized: No ; 
  • Piston Head Type: Dish ; 
  • Piston Inside Diameter (in): 3.8779 ; 
  • Piston Inside Diameter (mm): 98.5 ; 
  • Piston Material: Aluminum Alloy ; 
  • Piston Outside Diameter (IN): 4.0646 ; 
  • Piston Outside Diameter (MM): 103.24 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.6713 ; 
  • Piston Pin Inside Diameter (mm): 17.05 ; 
  • Piston Pin Length (in): 2.5736 ; 
  • Piston Pin Length (mm): 65.37 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.9431 ; 
  • Piston Pin Outside Diameter (mm): 23.955 ; 
  • Ring Material: Steel ; 
  • Skirt Length (in): 1.4252 ; 
  • Skirt Length (mm): 36.2 ; 
  • Skirt Type: Partial ; 
ITM ENGINE COMPONENTS : RY8501 Piston
GM GENUINE : 12590866 Piston
  • Diameter (IN): 3.76 ; 
  • Diameter (MM): 95.51 ; 
  • Oversized: No ; 
  • Piston Head Type: Dish ; 
  • Piston Inside Diameter (in): 3.76 ; 
  • Piston Inside Diameter (mm): 95.51 ; 
  • Piston Material: Aluminum ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.551 ; 
  • Piston Pin Inside Diameter (mm): 14 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.945 ; 
  • Piston Pin Outside Diameter (mm): 24 ; 
  • Ring Material: Steel ; 
  • Skirt Length (in): 0.276 ; 
  • Skirt Length (mm): 7 ; 
  • Skirt Type: Partial ; 
GM GENUINE : 12641602 Piston
  • Assembly Lubricant Included: No ; 
  • Oil Ring Thickness (In): 0.0157 ; 
  • Oil Ring Thickness (mm): 0.4 ; 
  • Oil Spacer Ring Thickness (in): 0.0776 ; 
  • Oil Spacer Ring Thickness (mm): 1.97 ; 
  • Oversized: No ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 3.7008 ; 
  • Piston Outside Diameter (MM): 94 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.4724 ; 
  • Piston Pin Inside Diameter (mm): 12 ; 
  • Piston Pin Length (in): 2.3071 ; 
  • Piston Pin Length (mm): 58.6 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.9449 ; 
  • Piston Pin Outside Diameter (mm): 24 ; 
  • Piston Rings Included: Yes ; 
  • Ring Inside Diameter (in): 3.4646 ; 
  • Ring Inside Diameter (mm): 88 ; 
  • Ring Material: Steel ; 
  • Ring Outside Diameter (in): 3.7008 ; 
  • Ring Outside Diameter (mm): 94 ; 
  • Second Compression Ring Thickness (In): 0.0461 ; 
  • Second Compression Ring Thickness (mm): 1.17 ; 
  • Top Compression Ring Thickness (In): 0.0472 ; 
  • Top Compression Ring Thickness (mm): 1.2 ; 
GM GENUINE : 12641603 Piston
  • Assembly Lubricant Included: No ; 
  • Oil Ring Thickness (In): 0.0157 ; 
  • Oil Ring Thickness (mm): 0.4 ; 
  • Oil Spacer Ring Thickness (in): 0.0776 ; 
  • Oil Spacer Ring Thickness (mm): 1.97 ; 
  • Oversized: No ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 3.7008 ; 
  • Piston Outside Diameter (MM): 94 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.4724 ; 
  • Piston Pin Inside Diameter (mm): 12 ; 
  • Piston Pin Length (in): 2.3071 ; 
  • Piston Pin Length (mm): 58.6 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.9449 ; 
  • Piston Pin Outside Diameter (mm): 24 ; 
  • Piston Rings Included: Yes ; 
  • Ring Inside Diameter (in): 3.4646 ; 
  • Ring Inside Diameter (mm): 88 ; 
  • Ring Material: Steel ; 
  • Ring Outside Diameter (in): 3.7008 ; 
  • Ring Outside Diameter (mm): 94 ; 
  • Second Compression Ring Thickness (In): 0.0461 ; 
  • Second Compression Ring Thickness (mm): 1.17 ; 
  • Top Compression Ring Thickness (In): 0.0472 ; 
  • Top Compression Ring Thickness (mm): 1.2 ; 
  • Volume (cu in): 29.92cu in ; 
GM GENUINE : 12658743 Piston
  • Assembly Lubricant Included: No ; 
  • Oversized: Yes ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 4.0848 ; 
  • Piston Outside Diameter (MM): 103.753 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.5102 ; 
  • Piston Pin Inside Diameter (mm): 12.96 ; 
  • Piston Pin Length (in): 2.5736 ; 
  • Piston Pin Length (mm): 65.37 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.9447 ; 
  • Piston Pin Outside Diameter (mm): 23.995 ; 
  • Piston Rings Included: No ; 
  • Ring Material: Steel ; 
GM GENUINE : 12658744 Piston
  • Assembly Lubricant Included: No ; 
  • Oversized: Yes ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 4.0848 ; 
  • Piston Outside Diameter (MM): 103.753 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.5102 ; 
  • Piston Pin Inside Diameter (mm): 12.96 ; 
  • Piston Pin Length (in): 2.5736 ; 
  • Piston Pin Length (mm): 65.37 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.9447 ; 
  • Piston Pin Outside Diameter (mm): 23.995 ; 
  • Piston Rings Included: No ; 
  • Ring Material: Steel ; 
GM GENUINE : 12674055 Piston
  • Assembly Lubricant Included: No ; 
  • Bore Diameter (IN): 3.7402 ; 
  • Bore Diameter (MM): 95 ; 
  • Oversized: No ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 3.7388 ; 
  • Piston Outside Diameter (MM): 94.965 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.498 ; 
  • Piston Pin Inside Diameter (mm): 12.65 ; 
  • Piston Pin Length (in): 2.2047 ; 
  • Piston Pin Length (mm): 56 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.9055 ; 
  • Piston Pin Outside Diameter (mm): 23 ; 
  • Piston Rings Included: No ; 
  • Ring Material: Steel ; 
GM GENUINE : 12674056 Piston
  • Assembly Lubricant Included: No ; 
  • Bore Diameter (IN): 3.7402 ; 
  • Bore Diameter (MM): 95 ; 
  • Oversized: No ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 3.7388 ; 
  • Piston Outside Diameter (MM): 94.965 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.498 ; 
  • Piston Pin Inside Diameter (mm): 12.65 ; 
  • Piston Pin Length (in): 2.2047 ; 
  • Piston Pin Length (mm): 56 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.9055 ; 
  • Piston Pin Outside Diameter (mm): 23 ; 
  • Piston Rings Included: No ; 
  • Ring Material: Steel ; 
GM GENUINE : 19178305 Piston
  • Assembly Lubricant Included: No ; 
  • Bore Diameter (IN): 4 ; 
  • Bore Diameter (MM): 101.6 ; 
  • Bore Size (IN): 4.000" ; 
  • Compression Ratio: 10.9 ; 
  • Oil Ring Thickness (In): 0.101 ; 
  • Oil Ring Thickness (mm): 2.555 ; 
  • Oversized: - ; 
  • Piston Head Type: Flat ; 
  • Piston Inside Diameter (in): 3.73 ; 
  • Piston Inside Diameter (mm): 94.75 ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 4.001 ; 
  • Piston Outside Diameter (MM): 101.631 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Length (in): 2.564 ; 
  • Piston Pin Length (mm): 65.12 ; 
  • Piston Rings Included: No ; 
  • Ring Material: Alloy Steel ; 
  • Rod Length (IN): Standard ; 
  • Second Compression Ring Thickness (In): 0.061 ; 
  • Second Compression Ring Thickness (mm): 1.55 ; 
  • Top Compression Ring Thickness (In): 0.049 ; 
  • Top Compression Ring Thickness (mm): 1.255 ; 
GM GENUINE : 19178737 Piston
  • Assembly Lubricant Included: No ; 
  • Bore Diameter (IN): 4.0207 ; 
  • Bore Diameter (MM): 102.127 ; 
  • Oversized: Yes ; 
  • Piston Head Type: Flat ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 4.02 ; 
  • Piston Outside Diameter (MM): 102.108 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.5512 ; 
  • Piston Pin Inside Diameter (mm): 14 ; 
  • Piston Pin Length (in): 2.5638 ; 
  • Piston Pin Length (mm): 65.12 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.9447 ; 
  • Piston Pin Outside Diameter (mm): 23.995 ; 
  • Piston Rings Included: No ; 
  • Ring Material: Steel ; 
GM GENUINE : 19207290 Piston
  • Oversized: Yes ; 
  • Piston Head Type: Dish ; 
  • Piston Inside Diameter (in): 3.8779 ; 
  • Piston Inside Diameter (mm): 98.5 ; 
  • Piston Material: Aluminum Alloy ; 
  • Piston Outside Diameter (IN): 4.0842 ; 
  • Piston Outside Diameter (MM): 103.74 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.5354 ; 
  • Piston Pin Inside Diameter (mm): 13.6 ; 
  • Piston Pin Length (in): 2.5736 ; 
  • Piston Pin Length (mm): 65.37 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.9431 ; 
  • Piston Pin Outside Diameter (mm): 23.955 ; 
  • Ring Material: Steel ; 
  • Skirt Length (in): 1.4252 ; 
  • Skirt Length (mm): 36.2 ; 
  • Skirt Type: Partial ; 
GM GENUINE : 19208472 Piston
  • Oversized: Yes ; 
  • Piston Head Type: Flat ; 
  • Piston Inside Diameter (in): 3.889 ; 
  • Piston Inside Diameter (mm): 98.78 ; 
  • Piston Material: Aluminum Alloy ; 
  • Piston Outside Diameter (IN): 4.0848 ; 
  • Piston Outside Diameter (MM): 103.753 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.5512 ; 
  • Piston Pin Inside Diameter (mm): 14 ; 
  • Piston Pin Length (in): 2.5638 ; 
  • Piston Pin Length (mm): 65.12 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.9431 ; 
  • Piston Pin Outside Diameter (mm): 23.955 ; 
  • Ring Material: Steel ; 
  • Skirt Length (in): 1.4598 ; 
  • Skirt Length (mm): 37.08 ; 
  • Skirt Type: Partial ; 
GM GENUINE : 55488406 Piston
  • Assembly Lubricant Included: No ; 
  • Oil Ring Thickness (In): 0.01 ; 
  • Oil Ring Thickness (mm): 0.31 ; 
  • Oil Spacer Ring Thickness (in): 0.01 ; 
  • Oil Spacer Ring Thickness (mm): 0.2 ; 
  • Oversized: No ; 
  • Piston Head Type: Bowl ; 
  • Piston Outside Diameter (IN): 3.27 ; 
  • Piston Outside Diameter (MM): 83 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.46 ; 
  • Piston Pin Inside Diameter (mm): 11.8 ; 
  • Piston Pin Length (in): 1.89 ; 
  • Piston Pin Length (mm): 47.9 ; 
  • Piston Pin Outside Diameter (In): 0.83 ; 
  • Piston Pin Outside Diameter (mm): 21 ; 
  • Ring Inside Diameter (in): 3.06 ; 
  • Ring Inside Diameter (mm): 77.6 ; 
  • Ring Outside Diameter (in): 3.27 ; 
  • Ring Outside Diameter (mm): 82.95 ; 
  • Second Compression Ring Thickness (In): 0.04 ; 
  • Second Compression Ring Thickness (mm): 1 ; 
  • Skirt Length (in): 1.89 ; 
  • Skirt Length (mm): 48.08 ; 
  • Skirt Type: Partial ; 
  • Top Compression Ring Thickness (In): 0.05 ; 
  • Top Compression Ring Thickness (mm): 1.2 ; 
GM GENUINE : 55510938 Piston
  • Oil Ring Thickness (In): 0.08 ; 
  • Piston Head Type: Bowl ; 
  • Piston Inside Diameter (in): 2.99 ; 
  • Piston Outside Diameter (IN): 3.31 ; 
  • Piston Pin Inside Diameter (in): 0.63 ; 
  • Piston Pin Length (in): 2.44 ; 
  • Piston Pin Outside Diameter (In): 1.18 ; 
  • Ring Inside Diameter (in): 2.98 ; 
  • Ring Outside Diameter (in): 3.31 ; 
  • Second Compression Ring Thickness (In): 0.06 ; 
  • Skirt Length (in): 2.84 ; 
  • Skirt Type: Partial ; 
  • Top Compression Ring Thickness (In): 0.06 ; 
  • Volume (cu in): 31.212cu in ; 
GM GENUINE : 12585675 Piston
  • Assembly Lubricant Included: No ; 
  • Diameter (IN): 3.701 ; 
  • Diameter (MM): 94 ; 
  • Oil Ring Thickness (In): 0.096 ; 
  • Oil Ring Thickness (mm): 2.43 ; 
  • Oil Spacer Ring Thickness (in): 0.04 ; 
  • Oil Spacer Ring Thickness (mm): 1.02 ; 
  • Oversized: Yes ; 
  • Piston Head Type: Dish ; 
  • Piston Inside Diameter (in): 3.516 ; 
  • Piston Inside Diameter (mm): 89.3 ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 3.701 ; 
  • Piston Outside Diameter (MM): 94 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.551 ; 
  • Piston Pin Inside Diameter (mm): 14 ; 
  • Piston Pin Length (in): 2.396 ; 
  • Piston Pin Length (mm): 60.86 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.945 ; 
  • Piston Pin Outside Diameter (mm): 24 ; 
  • Ring Inside Diameter (in): 3.441 ; 
  • Ring Inside Diameter (mm): 87.4 ; 
  • Ring Material: Steel ; 
  • Ring Outside Diameter (in): 3.701 ; 
  • Ring Outside Diameter (mm): 94 ; 
  • Second Compression Ring Thickness (In): 0.058 ; 
  • Second Compression Ring Thickness (mm): 1.48 ; 
  • Skirt Length (in): 0.682 ; 
  • Skirt Length (mm): 17.32 ; 
  • Skirt Type: Partial ; 
  • Top Compression Ring Thickness (In): 0.046 ; 
  • Top Compression Ring Thickness (mm): 1.18 ; 
GM GENUINE : 12627170 Piston
  • Assembly Lubricant Included: No ; 
  • Cylinder Bore Diameter (IN): 3.4646 ; 
  • Cylinder Bore Diameter (MM): 88 ; 
  • Diameter (IN): 3.428 ; 
  • Diameter (MM): 87.07 ; 
  • Oil Ring Thickness (In): 0.097 ; 
  • Oil Ring Thickness (mm): 2.46 ; 
  • Oil Spacer Ring Thickness (in): 0.037 ; 
  • Oil Spacer Ring Thickness (mm): 0.93 ; 
  • Oversized: No ; 
  • Piston Head Type: Dome ; 
  • Piston Inside Diameter (in): 3.3465 ; 
  • Piston Inside Diameter (mm): 85 ; 
  • Piston Material: Aluminum Alloy ; 
  • Piston Outside Diameter (IN): 3.4639 ; 
  • Piston Outside Diameter (MM): 87.984 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.827 ; 
  • Piston Pin Outside Diameter (mm): 21 ; 
  • Ring Inside Diameter (in): 3.244 ; 
  • Ring Inside Diameter (mm): 82.4 ; 
  • Ring Material: Steel ; 
  • Ring Outside Diameter (in): 3.463 ; 
  • Ring Outside Diameter (mm): 87.95 ; 
  • Second Compression Ring Thickness (In): 0.058 ; 
  • Second Compression Ring Thickness (mm): 1.48 ; 
  • Skirt Length (in): 1.3508 ; 
  • Skirt Length (mm): 34.31 ; 
  • Skirt Type: Partial ; 
  • Top Compression Ring Thickness (In): 0.046 ; 
  • Top Compression Ring Thickness (mm): 1.18 ; 
GM GENUINE : 12654417 Piston
  • Assembly Lubricant Included: No ; 
  • Diameter (IN): 3.504 ; 
  • Diameter (MM): 89 ; 
  • Oil Ring Thickness (In): 0.059 ; 
  • Oil Ring Thickness (mm): 1.5 ; 
  • Oil Spacer Ring Thickness (in): 0.028 ; 
  • Oil Spacer Ring Thickness (mm): 0.72 ; 
  • Oversized: Yes ; 
  • Piston Head Type: Dome ; 
  • Piston Inside Diameter (in): 3.358 ; 
  • Piston Inside Diameter (mm): 85.3 ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 3.504 ; 
  • Piston Outside Diameter (MM): 89 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.697 ; 
  • Piston Pin Inside Diameter (mm): 17.7 ; 
  • Piston Pin Length (in): 2.081 ; 
  • Piston Pin Length (mm): 52.85 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.945 ; 
  • Piston Pin Outside Diameter (mm): 24 ; 
  • Ring Inside Diameter (in): 3.244 ; 
  • Ring Inside Diameter (mm): 82.4 ; 
  • Ring Material: Steel ; 
  • Ring Outside Diameter (in): 3.503 ; 
  • Ring Outside Diameter (mm): 88.97 ; 
  • Second Compression Ring Thickness (In): 0.046 ; 
  • Second Compression Ring Thickness (mm): 1.18 ; 
  • Skirt Length (in): 0.162 ; 
  • Skirt Length (mm): 4.11 ; 
  • Skirt Type: Partial ; 
  • Top Compression Ring Thickness (In): 0.039 ; 
  • Top Compression Ring Thickness (mm): 0.98 ; 
GM GENUINE : 12654419 Piston
  • Assembly Lubricant Included: No ; 
  • Diameter (IN): 3.701 ; 
  • Diameter (MM): 94 ; 
  • Oil Ring Thickness (In): 0.097 ; 
  • Oil Ring Thickness (mm): 2.46 ; 
  • Oil Spacer Ring Thickness (in): 0.087 ; 
  • Oil Spacer Ring Thickness (mm): 2.2 ; 
  • Oversized: Yes ; 
  • Piston Head Type: Dome ; 
  • Piston Inside Diameter (in): 3.516 ; 
  • Piston Inside Diameter (mm): 89.3 ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 3.701 ; 
  • Piston Outside Diameter (MM): 94 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.697 ; 
  • Piston Pin Inside Diameter (mm): 17.7 ; 
  • Piston Pin Length (in): 2.081 ; 
  • Piston Pin Length (mm): 52.85 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.945 ; 
  • Piston Pin Outside Diameter (mm): 24 ; 
  • Ring Inside Diameter (in): 3.478 ; 
  • Ring Inside Diameter (mm): 88.35 ; 
  • Ring Material: Steel ; 
  • Ring Outside Diameter (in): 3.7 ; 
  • Ring Outside Diameter (mm): 93.97 ; 
  • Second Compression Ring Thickness (In): 0.058 ; 
  • Second Compression Ring Thickness (mm): 1.48 ; 
  • Skirt Length (in): 0.188 ; 
  • Skirt Length (mm): 4.78 ; 
  • Skirt Type: Partial ; 
  • Top Compression Ring Thickness (In): 0.046 ; 
  • Top Compression Ring Thickness (mm): 1.18 ; 
GM GENUINE : 12654420 Piston
  • Assembly Lubricant Included: No ; 
  • Diameter (IN): 3.701 ; 
  • Diameter (MM): 94 ; 
  • Oil Ring Thickness (In): 0.097 ; 
  • Oil Ring Thickness (mm): 2.46 ; 
  • Oil Spacer Ring Thickness (in): 0.087 ; 
  • Oil Spacer Ring Thickness (mm): 2.2 ; 
  • Oversized: Yes ; 
  • Piston Head Type: Dome ; 
  • Piston Inside Diameter (in): 3.516 ; 
  • Piston Inside Diameter (mm): 89.3 ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 3.701 ; 
  • Piston Outside Diameter (MM): 94 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.697 ; 
  • Piston Pin Inside Diameter (mm): 17.7 ; 
  • Piston Pin Length (in): 2.081 ; 
  • Piston Pin Length (mm): 52.85 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.945 ; 
  • Piston Pin Outside Diameter (mm): 24 ; 
  • Ring Inside Diameter (in): 3.478 ; 
  • Ring Inside Diameter (mm): 88.35 ; 
  • Ring Material: Steel ; 
  • Ring Outside Diameter (in): 3.7 ; 
  • Ring Outside Diameter (mm): 93.97 ; 
  • Second Compression Ring Thickness (In): 0.058 ; 
  • Second Compression Ring Thickness (mm): 1.48 ; 
  • Skirt Length (in): 0.188 ; 
  • Skirt Length (mm): 4.78 ; 
  • Skirt Type: Partial ; 
  • Top Compression Ring Thickness (In): 0.046 ; 
  • Top Compression Ring Thickness (mm): 1.18 ; 
GM GENUINE : 12654421 Piston
  • Assembly Lubricant Included: No ; 
  • Diameter (IN): 3.701 ; 
  • Diameter (MM): 94 ; 
  • Oil Ring Thickness (In): 0.097 ; 
  • Oil Ring Thickness (mm): 2.46 ; 
  • Oil Spacer Ring Thickness (in): 0.087 ; 
  • Oil Spacer Ring Thickness (mm): 2.2 ; 
  • Oversized: Yes ; 
  • Piston Head Type: Dome ; 
  • Piston Inside Diameter (in): 3.555 ; 
  • Piston Inside Diameter (mm): 90.3 ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 3.701 ; 
  • Piston Outside Diameter (MM): 94 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.63 ; 
  • Piston Pin Inside Diameter (mm): 16 ; 
  • Piston Pin Length (in): 2.317 ; 
  • Piston Pin Length (mm): 58.85 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.945 ; 
  • Piston Pin Outside Diameter (mm): 24 ; 
  • Ring Inside Diameter (in): 3.478 ; 
  • Ring Inside Diameter (mm): 88.35 ; 
  • Ring Material: Steel ; 
  • Ring Outside Diameter (in): 3.7 ; 
  • Ring Outside Diameter (mm): 93.97 ; 
  • Second Compression Ring Thickness (In): 0.058 ; 
  • Second Compression Ring Thickness (mm): 1.48 ; 
  • Skirt Length (in): 0.188 ; 
  • Skirt Length (mm): 4.78 ; 
  • Skirt Type: Partial ; 
  • Top Compression Ring Thickness (In): 0.046 ; 
  • Top Compression Ring Thickness (mm): 1.18 ; 
GM GENUINE : 12654422 Piston
  • Assembly Lubricant Included: No ; 
  • Diameter (IN): 3.701 ; 
  • Diameter (MM): 94 ; 
  • Oil Ring Thickness (In): 0.097 ; 
  • Oil Ring Thickness (mm): 2.46 ; 
  • Oil Spacer Ring Thickness (in): 0.087 ; 
  • Oil Spacer Ring Thickness (mm): 2.2 ; 
  • Oversized: Yes ; 
  • Piston Head Type: Dome ; 
  • Piston Inside Diameter (in): 3.555 ; 
  • Piston Inside Diameter (mm): 90.3 ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 3.701 ; 
  • Piston Outside Diameter (MM): 94 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.63 ; 
  • Piston Pin Inside Diameter (mm): 16 ; 
  • Piston Pin Length (in): 2.317 ; 
  • Piston Pin Length (mm): 58.85 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.945 ; 
  • Piston Pin Outside Diameter (mm): 24 ; 
  • Ring Inside Diameter (in): 3.478 ; 
  • Ring Inside Diameter (mm): 88.35 ; 
  • Ring Material: Steel ; 
  • Ring Outside Diameter (in): 3.7 ; 
  • Ring Outside Diameter (mm): 93.97 ; 
  • Second Compression Ring Thickness (In): 0.058 ; 
  • Second Compression Ring Thickness (mm): 1.48 ; 
  • Skirt Length (in): 0.188 ; 
  • Skirt Length (mm): 4.78 ; 
  • Skirt Type: Partial ; 
  • Top Compression Ring Thickness (In): 0.046 ; 
  • Top Compression Ring Thickness (mm): 1.18 ; 
GM GENUINE : 12690483 Piston
  • Oversized: Yes ; 
  • Oversized Amount (in): 0.02 ; 
GM GENUINE : 12690484 Piston
  • Oversized: Yes ; 
  • Oversized Amount (in): 0.02 ; 
GM GENUINE : 19210883 Piston
  • Oil Ring Thickness (In): 0.1 ; 
  • Oversized: Yes ; 
  • Piston Head Type: Dome ; 
  • Piston Inside Diameter (in): 3.86 ; 
  • Piston Outside Diameter (IN): 3.7 ; 
  • Piston Pin Inside Diameter (in): 0.53 ; 
  • Piston Pin Length (in): 2.08 ; 
  • Piston Pin Outside Diameter (In): 0.94 ; 
  • Ring Inside Diameter (in): 3.39 ; 
  • Ring Outside Diameter (in): 3.7 ; 
  • Second Compression Ring Thickness (In): 0.06 ; 
  • Skirt Length (in): 2.15 ; 
  • Skirt Type: Partial ; 
  • Top Compression Ring Thickness (In): 0.05 ; 
GM GENUINE : 19210884 Piston
  • Oil Ring Thickness (In): 0.1 ; 
  • Oversized: Yes ; 
  • Piston Head Type: Dome ; 
  • Piston Inside Diameter (in): 3.86 ; 
  • Piston Outside Diameter (IN): 3.7 ; 
  • Piston Pin Inside Diameter (in): 0.53 ; 
  • Piston Pin Length (in): 2.08 ; 
  • Piston Pin Outside Diameter (In): 0.94 ; 
  • Ring Inside Diameter (in): 3.39 ; 
  • Ring Outside Diameter (in): 3.7 ; 
  • Second Compression Ring Thickness (In): 0.06 ; 
  • Skirt Length (in): 2.15 ; 
  • Skirt Type: Partial ; 
  • Top Compression Ring Thickness (In): 0.05 ; 
  • Volume (cu in): 26.93cu in ; 
SILV-O-LITE : 1758HC Piston
  • Bore Diameter (IN): 3.7008 ; 
  • Bore Diameter (MM): 94 ; 
  • Compression Height (In): 1.262 ; 
  • Compression Height (mm): 32 ; 
  • Crown Type: Flat Top ; 
  • Engine Family: Buick Holden L6 - 220 ; 
  • Engine Manufacturer: Holden ; 
  • Lock: SRW-012 ; 
  • Oil Ring Thickness (mm): 2.5 ; 
  • Pin Configuration: Offset ; 
  • Pin Number: 0945x212A ; 
  • Pin Type: Floating ; 
  • Piston Head Type: Flat ; 
  • Piston Material: Cast 390 Hypereutectic Alloy ; 
  • Piston Pin Outside Diameter (In): .944 ; 
  • Piston Pin Outside Diameter (mm): 24.0 ; 
  • Second Compression Ring Thickness (mm): 1.5 ; 
  • Top Compression Ring Thickness (mm): 1.2 ; 
  • Top Land: .200 ; 
SILV-O-LITE : 3472HC Piston
  • Bore Diameter (IN): 3.78 ; 
  • Bore Diameter (MM): 96 ; 
  • Compression Height (In): 1.328 ; 
  • Compression Height (mm): 33.7 ; 
  • Compression Ratio: 9.5 ; 
  • Crown (cc): +7.8cc ; 
  • Crown Type: Dish ; 
  • Engine Family: Chevy Small Block Gen III/IV (LS-Based Engines) ; 
  • Engine Manufacturer: Chevrolet ; 
  • Oil Ring Thickness (mm): 3.0000 ; 
  • Pin Configuration: Offset ; 
  • Pin Number: 0944x223A ; 
  • Pin Type: Press ; 
  • Piston Head Type: Dish ; 
  • Piston Material: Cast 390 Hypereutectic Alloy ; 
  • Piston Pin Outside Diameter (In): .945 ; 
  • Piston Pin Outside Diameter (mm): 24.0 ; 
  • Second Compression Ring Thickness (mm): 1.5 ; 
  • Top Compression Ring Thickness (mm): 1.5 ; 
  • Top Land: .216 ; 
  • Vin Code: T ; 
SILV-O-LITE : 3497HC Piston
  • Bore Diameter (IN): 3.6614 ; 
  • Bore Diameter (MM): 93 ; 
  • Compression Height (In): 1.228 ; 
  • Compression Height (mm): 31.2 ; 
  • Compression Ratio: 10.5 ; 
  • Crown Type: Dome ; 
  • Engine Family: Cadillac Northstar V8 ; 
  • Engine Manufacturer: Cadillac ; 
  • Lock: SRW-012 ; 
  • Oil Ring Thickness (mm): 2.5 ; 
  • Pin Configuration: Offset ; 
  • Pin Number: 0905x220A ; 
  • Pin Type: Floating ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Cast 390 Hypereutectic Alloy ; 
  • Piston Pin Outside Diameter (In): .905 ; 
  • Piston Pin Outside Diameter (mm): 23.0 ; 
  • Second Compression Ring Thickness (mm): 1.5 ; 
  • Top Compression Ring Thickness (mm): 1.2 ; 
  • Top Land: .200 ; 
  • Vin Code: Y ; 
SILV-O-LITE : 3499HC Piston
  • Bore Diameter (IN): 3.8976 ; 
  • Bore Diameter (MM): 99 ; 
  • Compression Height (In): 1.33 ; 
  • Compression Height (mm): 33.8 ; 
  • Compression Ratio: 10.5 ; 
  • Crown Type: Flat Top ; 
  • Engine Family: Chevy Small Block Gen III/IV (LS-Based Engines) ; 
  • Engine Manufacturer: GM ; 
  • Lock: SRW-012 ; 
  • Oil Ring Thickness (mm): 3.0000 ; 
  • Pin Configuration: Offset ; 
  • Pin Number: 0943x223A ; 
  • Pin Type: Floating ; 
  • Piston Head Type: Flat ; 
  • Piston Material: Cast 390 Hypereutectic Alloy ; 
  • Piston Pin Outside Diameter (In): .943 ; 
  • Piston Pin Outside Diameter (mm): 23.95 ; 
  • Second Compression Ring Thickness (mm): 1.5 ; 
  • Top Compression Ring Thickness (mm): 1.5 ; 
  • Top Land: .200 ; 
  • Vin Code: S ; 
SILV-O-LITE : 3515HC Piston
  • Bore Diameter (IN): 3.661 ; 
  • Bore Diameter (MM): 93 ; 
  • Compression Height (In): 1.228 ; 
  • Compression Height (mm): 31.2 ; 
  • Compression Ratio: 10.5 ; 
  • Crown (cc): -3.1cc ; 
  • Crown Type: Dome ; 
  • Engine Family: Cadillac Northstar V8 ; 
  • Engine Manufacturer: Cadillac ; 
  • Lock: SRW-009 ; 
  • Oil Ring Thickness (mm): 2.5 ; 
  • Pin Configuration: Offset ; 
  • Pin Number: 0826x217A ; 
  • Pin Type: Floating ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Cast 390 Hypereutectic Alloy ; 
  • Piston Pin Outside Diameter (In): .826 ; 
  • Piston Pin Outside Diameter (mm): 21.0 ; 
  • Second Compression Ring Thickness (mm): 1.5 ; 
  • Top Compression Ring Thickness (mm): 1.2 ; 
  • Top Land: .200 ; 
SILV-O-LITE : 3518HC Piston
  • Bore Diameter (IN): 4 ; 
  • Bore Diameter (MM): 101.6 ; 
  • Compression Height (In): 1.328 ; 
  • Compression Height (mm): 33.7 ; 
  • Compression Ratio: 9.5 ; 
  • Crown (cc): +6.13cc ; 
  • Crown Type: Dish ; 
  • Engine Family: Chevy Small Block Gen III/IV (LS-Based Engines) ; 
  • Engine Manufacturer: Chevrolet ; 
  • Lock: SRW-012 ; 
  • Oil Ring Thickness (mm): 3.0000 ; 
  • Pin Configuration: Offset ; 
  • Pin Number: 0943x223A ; 
  • Pin Type: Floating ; 
  • Piston Head Type: Dish ; 
  • Piston Material: Cast 390 Hypereutectic Alloy ; 
  • Piston Pin Outside Diameter (In): .942 ; 
  • Piston Pin Outside Diameter (mm): 23.9 ; 
  • Second Compression Ring Thickness (mm): 1.5 ; 
  • Top Compression Ring Thickness (mm): 1.5 ; 
  • Top Land: .218 ; 
SILV-O-LITE : 3523HC Piston
  • Bore Diameter (IN): 4.065 ; 
  • Bore Diameter (MM): 103.3 ; 
  • Compression Height (In): 1.33 ; 
  • Compression Height (mm): 33.8 ; 
  • Compression Ratio: 10.7 ; 
  • Crown Type: Flat Top ; 
  • Engine Family: Chevy Small Block Gen III/IV (LS-Based Engines) ; 
  • Engine Manufacturer: Chevrolet ; 
  • Lock: SRW-012 ; 
  • Oil Ring Thickness (mm): 2.5 ; 
  • Pin Configuration: Offset ; 
  • Pin Number: 0943x223A ; 
  • Pin Type: Floating ; 
  • Piston Head Type: Flat ; 
  • Piston Material: Cast 390 Hypereutectic Alloy ; 
  • Piston Pin Outside Diameter (In): .943 ; 
  • Piston Pin Outside Diameter (mm): 23.95 ; 
  • Second Compression Ring Thickness (mm): 1.5 ; 
  • Top Compression Ring Thickness (mm): 1.5 ; 
  • Top Land: .200 ; 
  • Vin Code: W ; 
SILV-O-LITE : 3527HCA Piston
  • Bore Diameter (IN): 4 ; 
  • Bore Diameter (MM): 101.6 ; 
  • Compression Height (In): 1.328 ; 
  • Compression Height (mm): 33.7 ; 
  • Crown Type: Flat Top ; 
  • Engine Family: Chevy Small Block Gen III/IV (LS-Based Engines) ; 
  • Engine Manufacturer: Chevrolet ; 
  • Lock: SRW-012 ; 
  • Oil Ring Thickness (mm): 2.5 ; 
  • Pin Configuration: Offset ; 
  • Pin Number: 0943x223A ; 
  • Pin Type: Floating ; 
  • Piston Head Type: Flat ; 
  • Piston Material: Cast 390 Hypereutectic Alloy ; 
  • Piston Pin Outside Diameter (In): .943 ; 
  • Piston Pin Outside Diameter (mm): 23.95 ; 
  • Second Compression Ring Thickness (mm): 1.5 ; 
  • Top Compression Ring Thickness (mm): 1.2 ; 
  • Top Land: .190 ; 
  • Vin Code: 2, H, Y ; 
SILV-O-LITE : 3530HCA Piston
  • Bore Diameter (IN): 4.065 ; 
  • Compression Height (In): 1.328 ; 
  • Compression Height (mm): 33.7 ; 
  • Crown (cc): +1.81cc ; 
  • Crown Type: Flat Top ; 
  • Engine Manufacturer: Chevrolet ; 
  • Lock: SRW-012 ; 
  • Oil Ring Thickness (mm): 2.5 ; 
  • Pin Configuration: Offset ; 
  • Pin Number: 0943x223A ; 
  • Pin Type: Floating ; 
  • Piston Head Type: Flat ; 
  • Piston Material: Cast 390 Hypereutectic Alloy ; 
  • Piston Pin Outside Diameter (In): .943 ; 
  • Piston Pin Outside Diameter (mm): 23.95 ; 
  • Second Compression Ring Thickness (mm): 1.5 ; 
  • Top Compression Ring Thickness (mm): 1.5 ; 
  • Top Land: .200 ; 
  • Vin Code: 2 ; 
SILV-O-LITE : 3532HC Piston
  • Bore Diameter (IN): 3.6614 ; 
  • Bore Diameter (MM): 93 ; 
  • Compression Height (In): 1.232 ; 
  • Compression Height (mm): 31.9 ; 
  • Compression Ratio: 10.5 ; 
  • Crown (cc): -5.24cc ; 
  • Crown Type: Dome ; 
  • Engine Family: Cadillac Northstar V8 ; 
  • Engine Manufacturer: GM ; 
  • Lock: LR806A ; 
  • Oil Ring Thickness (mm): 2.5 ; 
  • Pin Configuration: Offset ; 
  • Pin Number: 0905x220A ; 
  • Pin Type: Floating ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Cast 390 Hypereutectic Alloy ; 
  • Piston Pin Outside Diameter (In): .905 ; 
  • Piston Pin Outside Diameter (mm): 23.0 ; 
  • Second Compression Ring Thickness (mm): 1.5 ; 
  • Top Compression Ring Thickness (mm): 1.2 ; 
  • Top Land: .182 ; 
  • Vin Code: A ; 
SILV-O-LITE : 3538HCA Piston
  • Bore Diameter (IN): 3.701 ; 
  • Bore Diameter (MM): 94 ; 
  • Compression Height (In): 1.172 ; 
  • Compression Height (mm): 29.8 ; 
  • Compression Ratio: 0.3 ; 
  • Crown Type: Dome ; 
  • Engine Family: GM V6 ; 
  • Engine Manufacturer: GM ; 
  • Lock: LR927A ; 
  • Model: Enclave CTS STS Camaro Traverse Acadia Outlook ; 
  • Oil Ring Thickness (mm): 2.5 ; 
  • Pin Configuration: Centered ; 
  • Pin Number: .9448x2.500x162-SCR415H ; 
  • Pin Type: Floating ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Cast 390 Hypereutectic Alloy ; 
  • Piston Pin Outside Diameter (In): .945 ; 
  • Piston Pin Outside Diameter (mm): 24.0 ; 
  • Rod (IN): 5.921 ; 
  • Rod (mm): 150.4 ; 
  • Second Compression Ring Thickness (mm): 1.5 ; 
  • Stroke (IN): 3.37 ; 
  • Stroke (mm): 85.6 ; 
  • Top Compression Ring Thickness (mm): 1.2 ; 
  • Top Land: .180 ; 
  • Vin Code: D, V ; 
SILV-O-LITE : 3539HCA Piston
  • Bore Diameter (IN): 3.701 ; 
  • Bore Diameter (MM): 94 ; 
  • Compression Height (In): 1.172 ; 
  • Compression Height (mm): 29.8 ; 
  • Compression Ratio: 0.3 ; 
  • Crown Type: Dome ; 
  • Engine Family: GM V6 ; 
  • Engine Manufacturer: GM ; 
  • Lock: LR927A ; 
  • Model: Lacrosse SRX XTS Colorado Equinox Impala Camaro Canyon Terrain ; 
  • Oil Ring Thickness (mm): 2.5 ; 
  • Pin Configuration: Centered ; 
  • Pin Number: .9448x2.500x162-SCR415H ; 
  • Pin Type: Floating ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Cast 390 Hypereutectic Alloy ; 
  • Piston Pin Outside Diameter (In): .945 ; 
  • Piston Pin Outside Diameter (mm): 24.0 ; 
  • Rod (IN): 5.921 ; 
  • Rod (mm): 150.4 ; 
  • Second Compression Ring Thickness (mm): 1.5 ; 
  • Stroke (IN): 3.37 ; 
  • Stroke (mm): 85.6 ; 
  • Top Compression Ring Thickness (mm): 1.2 ; 
  • Top Land: .180 ; 
  • Vin Code: 3 ; 
SILV-O-LITE : 3540HCA Piston
  • Bore Diameter (IN): 4.065 ; 
  • Bore Diameter (MM): 103.25 ; 
  • Compression Height (In): 1.314 ; 
  • Compression Height (mm): 33.4 ; 
  • Compression Ratio: 11.5:1 ; 
  • Crown Type: Dome ; 
  • Engine Family: LT1 HO Direct Injection ; 
  • Engine Manufacturer: GM ; 
  • Lock: SRW-028 ; 
  • Model: Corvette ; 
  • Oil Ring Thickness (mm): 2.5 ; 
  • Pin Configuration: Centered ; 
  • Pin Number: 0943x223A ; 
  • Pin Type: Floating ; 
  • Piston Head Type: Dome ; 
  • Piston Material: Cast 390 Hypereutectic Alloy ; 
  • Piston Pin Outside Diameter (In): .943 ; 
  • Piston Pin Outside Diameter (mm): 23.95 ; 
  • Rod (IN): 6.098 ; 
  • Rod (mm): 154.89 ; 
  • Second Compression Ring Thickness (mm): 1.5 ; 
  • Stroke (IN): 3.622 ; 
  • Stroke (mm): 92 ; 
  • Top Compression Ring Thickness (mm): 1.2 ; 
  • Top Land: .245 ; 
GM GENUINE : 12688011 Piston
  • Assembly Lubricant Included: No ; 
  • Oil Ring Thickness (In): 0.02 ; 
  • Oil Ring Thickness (mm): 0.42 ; 
  • Oil Spacer Ring Thickness (in): 0.03 ; 
  • Oil Spacer Ring Thickness (mm): 0.8 ; 
  • Oversized: No ; 
  • Piston Head Type: Dish ; 
  • Piston Inside Diameter (in): 3.19 ; 
  • Piston Inside Diameter (mm): 81 ; 
  • Piston Outside Diameter (IN): 3.39 ; 
  • Piston Outside Diameter (MM): 86 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.49 ; 
  • Piston Pin Inside Diameter (mm): 12.5 ; 
  • Piston Pin Length (in): 2.2 ; 
  • Piston Pin Length (mm): 55.93 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.91 ; 
  • Piston Pin Outside Diameter (mm): 23 ; 
  • Piston Rings Included: Yes ; 
  • Ring Inside Diameter (in): 3.14 ; 
  • Ring Inside Diameter (mm): 79.78 ; 
  • Ring Outside Diameter (in): 3.38 ; 
  • Ring Outside Diameter (mm): 85.96 ; 
  • Second Compression Ring Thickness (In): 0.04 ; 
  • Second Compression Ring Thickness (mm): 1.18 ; 
  • Top Compression Ring Thickness (In): 0.05 ; 
  • Top Compression Ring Thickness (mm): 1.18 ; 
GM GENUINE : 12691998 Piston
  • Oversized: No ; 
  • Piston Head Type: Flat ; 
  • Piston Inside Diameter (in): 3.07 ; 
  • Piston Inside Diameter (mm): 78 ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 3.51 ; 
  • Piston Outside Diameter (MM): 89.2 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Skirt Length (in): 2.26 ; 
  • Skirt Length (mm): 57.48 ; 
  • Skirt Type: Partial ; 
GM GENUINE : 12691999 Piston
  • Assembly Lubricant Included: No ; 
  • Oversized: No ; 
  • Piston Head Type: Flat ; 
  • Piston Material: Alloy with Nickel ; 
  • Piston Outside Diameter (IN): 3.51 ; 
  • Piston Outside Diameter (MM): 89.2 ; 
  • Ring Inside Diameter (in): 2.94 ; 
  • Ring Inside Diameter (mm): 74.65 ; 
  • Ring Outside Diameter (in): 3.36 ; 
  • Ring Outside Diameter (mm): 85.25 ; 
  • Second Compression Ring Thickness (In): 0.05 ; 
  • Second Compression Ring Thickness (mm): 1.38 ; 
  • Skirt Length (in): 2.26 ; 
  • Skirt Length (mm): 57.4 ; 
  • Skirt Type: Partial ; 
  • Top Compression Ring Thickness (In): 0.05 ; 
  • Top Compression Ring Thickness (mm): 1.38 ; 
GM GENUINE : 12692000 Piston
  • Oversized: Yes ; 
  • Oversized Amount (in): 0.02 ; 
GM GENUINE : 12692001 Piston
  • Oversized: Yes ; 
  • Piston Head Type: Flat ; 
  • Piston Inside Diameter (in): 3.07 ; 
  • Piston Inside Diameter (mm): 78 ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 3.51 ; 
  • Piston Outside Diameter (MM): 89.2 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Skirt Length (in): 2.26 ; 
  • Skirt Length (mm): 57.48 ; 
  • Skirt Type: Partial ; 
GM GENUINE : 19431933 Piston
GM GENUINE : 55588065 Piston
  • Assembly Lubricant Included: No ; 
  • Diameter (IN): 2.862 ; 
  • Diameter (MM): 72.7 ; 
  • Oil Ring Thickness (In): 0.077 ; 
  • Oil Ring Thickness (mm): 1.96 ; 
  • Oil Spacer Ring Thickness (in): 0.039 ; 
  • Oil Spacer Ring Thickness (mm): 1 ; 
  • Oversized: No ; 
  • Piston Head Type: Dish ; 
  • Piston Inside Diameter (in): 2.728 ; 
  • Piston Inside Diameter (mm): 69.29 ; 
  • Piston Material: Aluminum ; 
  • Piston Outside Diameter (IN): 2.862 ; 
  • Piston Outside Diameter (MM): 72.7 ; 
  • Piston Pin Incorporated Bearings: No ; 
  • Piston Pin Inside Diameter (in): 0.413 ; 
  • Piston Pin Inside Diameter (mm): 10.5 ; 
  • Piston Pin Length (in): 2.089 ; 
  • Piston Pin Length (mm): 53.05 ; 
  • Piston Pin Material: Steel ; 
  • Piston Pin Outside Diameter (In): 0.709 ; 
  • Piston Pin Outside Diameter (mm): 18 ; 
  • Ring Inside Diameter (in): 2.661 ; 
  • Ring Inside Diameter (mm): 67.6 ; 
  • Ring Material: Steel ; 
  • Ring Outside Diameter (in): 2.878 ; 
  • Ring Outside Diameter (mm): 73.09 ; 
  • Second Compression Ring Thickness (In): 0.047 ; 
  • Second Compression Ring Thickness (mm): 1.19 ; 
  • Skirt Length (in): 0.144 ; 
  • Skirt Length (mm): 3.67 ; 
  • Skirt Type: Partial ; 
  • Top Compression Ring Thickness (In): 0.047 ; 
  • Top Compression Ring Thickness (mm): 1.2 ; 
GM GENUINE : 19431932 Piston
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