
OE
Pack of 1
OE
Pack of 1
GM Genuine Parts Cylinder Head
GM Part #40009285
ACDelco Part #40009285
About this product
GM Genuine Parts Engine Cylinder Head 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: 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
MaterialAluminum
Length26.69 in / 678.13 mm
ClassificationOE
Width12.67 in / 321.98 mm
Guide Plates IncludedNo
Exhaust Valve Diameter0.93 in / 23.75 mm
Valve Spring Maximum Lift1.25 in / 31.84 mm
Intake Valve Diameter1.08 in / 27.55 mm
Valve Stem Diameter0.19 in / 4.94 mm
Deck Height3.93 in / 100 mm
Grade TypeStandard Replacement
MaterialAluminum
ClassificationOE
Guide Plates IncludedNo
Valve Spring Maximum Lift1.25 in / 31.84 mm
Valve Stem Diameter0.19 in / 4.94 mm
Grade TypeStandard Replacement
Length26.69 in / 678.13 mm
Width12.67 in / 321.98 mm
Exhaust Valve Diameter0.93 in / 23.75 mm
Intake Valve Diameter1.08 in / 27.55 mm
Deck Height3.93 in / 100 mm
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.