
Part TypePiston
BrandACDELCO
Ring Inside Diameter66.5
Programming RequiredNo
Oil Spacer Ring Thickness0.86
Piston Head TypeBowl
OversizedNo
Piston Outside Diameter72.5
Piston Pin Length48.01
Skirt TypeFull
Assembly Lubricant IncludedNo
Top Compression Ring Thickness0.047
Skirt Length38.03
Features & Benefits - Bullet 2GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
Meets Or Exceeds Original Equipment Manufacture SpecificationsYes
Features & Benefits - Bullet 3GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
Features & Benefits - Bullet 4GM regularly updates production and service part designs to integrate new materials and technologies
Product DescriptionGM 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). ⚠<b> WARNING:</b> Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Piston Pin MaterialSteel
Features &#38; Benefits - Bullet 1Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
Oil Ring Thickness0.46
Ring Outside Diameter72.47
Piston Pin Outside Diameter0.709
Piston Pin Incorporated BearingsNo
Second Compression Ring Thickness1.19
Piston Pin Inside Diameter10
Ring MaterialSteel
Piston MaterialAluminum
Piston Inside Diameter68
Grade TypeOE
Vendor Part Number25198520
Package Qty1
Package TypeEA
No Questions
No Reviews
Some parts are not legal for use in California or other states with similar laws / regulations