OE
Pack of 1
OE
Pack of 1
GM Genuine Parts Gasoline Engine
GM Part #12745838
About this product
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Exhaust Valve Diameter1.59 in / 40.4 mm
ClassificationOE
Main Journal Diameter2.56 in / 65 mm / 6.5
Core Charge2500.00
Bore Diameter3.86 in / 98 mm
Intake Valve Diameter2.13 in / 54 mm
Cylinder Quantity8
Piston Rings IncludedYes
Flywheel IncludedNo
Fuel Injectors IncludedYes
Fuel TypeGas
Piston MaterialAluminum
AssembledYes
Main Bearing Cap Bolt Quantity20
Deck Height9.25 in / 235 mm
Grade TypeStandard Replacement
Valve Springs IncludedYes
Valve Seals IncludedYes
Exhaust Valve Diameter1.59 in / 40.4 mm
Main Journal Diameter2.56 in / 65 mm / 6.5
Bore Diameter3.86 in / 98 mm
Cylinder Quantity8
Flywheel IncludedNo
Fuel TypeGas
AssembledYes
Deck Height9.25 in / 235 mm
Valve Springs IncludedYes
ClassificationOE
Core Charge2500.00
Intake Valve Diameter2.13 in / 54 mm
Piston Rings IncludedYes
Fuel Injectors IncludedYes
Piston MaterialAluminum
Main Bearing Cap Bolt Quantity20
Grade TypeStandard Replacement
Valve Seals IncludedYes
36 Months/100,000 Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)
Please visit our warranty page on Gmparts.com for full warranty details.
Certain automotive parts can be recycled and remanufactured for future use. These parts have a "core charge" that is used as a deposit on the portion of the part that can be reused. The reason for this charge is to encourage the return of your old part. When the recyclable component from your old part is returned to us, the charge is refunded to you.