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ACDelco 12636478 Engine Cylinder Head Gasket

ACDelco

 
Brand:ACDelco
Part Number: 12636478
UPC: 00808709605799
Weight: 0.98 lbs
Condition:New



On Sale:

$36.90

Availability:
1 in Stock
Warehouse: US-4
Quantity:

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Product Information

Description:

Replacing the Engine Cylinder Head Gasket on your vehicle? The ACDelco 12636478 is a genuine replacement, with the fit of an Original Equipment part.

ACDelco GM Original Equipment Engine Cylinder Head Gasket is a GM-recommended replacement component for one or more of the following vehicle systems: engine - mechanical. This original equipment gasket will provide the same performance, durability, and service life you expect from General Motors.

Stay with the parts brand your General Motors vehicle came with and get the quality you know and trust with ACDelco GM Original Equipment Engine Components. ACDelco GM OE replacement parts, such as intake manifolds, engine oil cooler lines, tensioners, balancers, and pullets, give you the peace of mind that the fit, form, and function is up to the high standards and specifications of General Motors. ACDelco GM Original Equipment Engine Components are manufactured for many makes and models of GM car, light duty truck, and sport utility vehicle.

Features and Benefits:

  • GM-recommended replacement part for your GM vehicles original factory component
  • Manufactured to GM OE specification for fit, form, and function
  • Offering the quality, reliability, and durability of GM OE

Specifications:

Configuration:
One Piece
Cylinder Bore Diameter:
106.16 mm
Cylinder Bore Diameter:
4.18 in.
Face Width:
20.65 in.
Face Width:
524.50 mm
Gasket Sealant Included:
No
Grade Type:
Regular
Material:
Multi-Layer Steel
O Ring Inside Diameter:
112.76 mm
O Ring Inside Diameter:
4.439 in.
O Ring Outside Diameter:
4.628
O Ring Rim Shape:
Round
Thickness:
0.047 in.
Thickness:
1.2 mm

Manufacturer Warranty:

24 Month / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details.

Select Vehicle Above to Narrow Fitment Info!

Last Updated: 01/18/2021

Year Make Model Engine Vehicle Per Vehicle Fit Notes

Chevrolet

 

Silverado 2500 HD

 
6.6L V8 Diesel OHV Turbo
 
Chevrolet
Silverado 2500 HD

6.6L V8 Diesel OHV Turbo
2
 
GRADE A, NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED
Eng: L5P
8th VIN Digit: Y
 

Chevrolet

 

Silverado 3500 HD

 
6.6L V8 Diesel OHV Turbo
 
Chevrolet
Silverado 3500 HD

6.6L V8 Diesel OHV Turbo
2
 
GRADE A, NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED
Eng: L5P
8th VIN Digit: Y
 

GMC

 

Sierra 2500 HD

 
6.6L V8 Diesel OHV Turbo
 
GMC
Sierra 2500 HD

6.6L V8 Diesel OHV Turbo
2
 
GRADE A, NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED
Eng: L5P
8th VIN Digit: Y
 

GMC

 

Sierra 3500 HD

 
6.6L V8 Diesel OHV Turbo
 
GMC
Sierra 3500 HD

6.6L V8 Diesel OHV Turbo
2
 
GRADE A, NEW HEAD BOLTS REQUIRED WHEN HEAD IS REMOVED
Eng: L5P
8th VIN Digit: Y