
OE
Pack of 1
OE
Pack of 1
GM Genuine Parts 3.6L Engine Block
GM Part #12684123
About this product
Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
- 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
Length16.89 in / 429 mm
ClassificationOE
Cylinder Bore Diameter3.43 in / 87 mm
Width17.08 in / 433.84 mm
Deck Height7.85 in / 199.46 mm
Cylinder Quantity6
Crankshaft CompositionCast
Main Bearing Cap Bolt Quantity16
Block Casting Number12640493
Standard Or Reverse RotationStandard
Piston Bore Sleeve MaterialCast Iron
Fuel TypeGas
Length16.89 in / 429 mm
Cylinder Bore Diameter3.43 in / 87 mm
Deck Height7.85 in / 199.46 mm
Crankshaft CompositionCast
Block Casting Number12640493
Piston Bore Sleeve MaterialCast Iron
ClassificationOE
Width17.08 in / 433.84 mm
Cylinder Quantity6
Main Bearing Cap Bolt Quantity16
Standard Or Reverse RotationStandard
Fuel TypeGas
24 Months/Unlimited 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.