Description:
Get the ACDelco 55488406 Engine Piston for your vehicle. Buy now and secure your purchase online!
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:
No
Oil Ring Thickness:
0.01 in.
Oil Ring Thickness:
0.31 mm
Oil Spacer Ring Thickness:
0.01 in.
Oil Spacer Ring Thickness:
0.2 mm
Piston Outside Diameter:
3.27 in.
Piston Outside Diameter:
83 mm
Piston Pin Incorporated Bearings:
No
Piston Pin Inside Diameter:
0.46 in.
Piston Pin Inside Diameter:
11.8 mm
Piston Pin Length:
1.89 in.
Piston Pin Length:
47.9 mm
Piston Pin Outside Diameter:
0.83 in.
Piston Pin Outside Diameter:
21 mm
Ring Inside Diameter:
3.06 in.
Ring Inside Diameter:
77.6 mm
Ring Outside Diameter:
3.27 in.
Ring Outside Diameter:
82.95 mm
Second Compression Ring Thickness:
0.04 in.
Second Compression Ring Thickness:
1 mm
Top Compression Ring Thickness:
0.05 in.
Top Compression Ring Thickness:
1.2 mm
