
OE
Pack of 1
OE
Pack of 1
GM Genuine Parts Engine Cylinder Head
GM Part #55497386
ACDelco Part #55497386
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
Product Specifications
MaterialAluminum
Length26.95 in / 501.86 mm
ClassificationOE
Width4.2 in / 306.83 mm
Exhaust Valve Diameter1 in / 25.5 mm
Intake Valve Diameter1.17 in / 29.8 mm
Valve Spring Diameter0.909 in / 23.1 mm
MaterialAluminum
ClassificationOE
Exhaust Valve Diameter1 in / 25.5 mm
Valve Spring Diameter0.909 in / 23.1 mm
Length26.95 in / 501.86 mm
Width4.2 in / 306.83 mm
Intake Valve Diameter1.17 in / 29.8 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.

