GM Genuine Parts Engine Complete Assembly
OE
Pack of 1

GM Genuine Parts Engine Complete Assembly

GM Part #12744836

MSRP$5,550.00*

GM Genuine Parts Engine Complete Assemblies are designed, engineered, and tested to rigorous standards, and are backed by General Motors.

  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle

Pack of 1

About this product

GM Genuine Parts Engine Complete Assemblies 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 WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies

Universal Or Specific FitSpecific
ClassificationOE
Exhaust Valve Diameter1.26 in / 32 mm
Core Charge3000.00
AssembledYes
Main Journal Diameter51mm
Cylinder Quantity4
Piston Rings IncludedYes
Fuel TypeGas
Main Bearing Cap Bolt Quantity10
Piston MaterialAluminum
Valve Seals IncludedYes
Intake Valve Diameter1.48 in / 37.5 mm
Bore Diameter3.63 in / 92.25 mm
Deck Height228mm
Valve Springs 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.

ModelBody StyleTrimYear(s)
Sierra 15002020, 2021, 2022
Sierra 1500 Limited2022