Description:
GM Genuine Parts Engine Pistons are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE). ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov
Features and Benefits:
- GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
- GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
- GM regularly updates production and service part designs to integrate new materials and technologies
- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
Specifications:
Assembly Lubricant Included:
Yes
Cylinder Bore Diameter:
3.1696 in.
Cylinder Bore Diameter:
80.508 mm
Oil Ring Thickness:
0.0157 in.
Oil Ring Thickness:
0.4 mm
Oil Spacer Ring Thickness:
0.0756 in.
Oil Spacer Ring Thickness:
1.92 mm
Piston Inside Diameter:
2.836 in.
Piston Inside Diameter:
72.03 mm
Piston Material:
Aluminum Alloy
Piston Outside Diameter:
3.1681 in.
Piston Outside Diameter:
80.47 mm
Piston Pin Incorporated Bearings:
No
Piston Pin Inside Diameter:
0.5315 in.
Piston Pin Inside Diameter:
13.5 mm
Piston Pin Length:
1.811 in.
Piston Pin Material:
Steel
Piston Pin Outside Diameter:
0.8268 in.
Piston Pin Outside Diameter:
21 mm
Ring Inside Diameter:
2.957 in.
Ring Inside Diameter:
75.1 mm
Ring Outside Diameter:
3.1693 in.
Ring Outside Diameter:
80.5 mm
Second Compression Ring Thickness:
0.0472 in.
Second Compression Ring Thickness:
1.2 mm
Top Compression Ring Thickness:
0.0472 in.
Top Compression Ring Thickness:
1.2 mm
