GM Genuine Parts Cylinder Head Bolt
OE

GM Genuine Parts Cylinder Head Bolt

GM Part #11603560

ACDelco Part #11603560

MSRP$4.12*

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

  • Fastens vehicle's components together
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle

About this product

GM Genuine Parts Bolts are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These bolts fasten vehicle components together. GM Genuine Parts are the true OE parts installed during the production 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

  • Fastens vehicle's components together
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
  • GM regularly updates production and service part designs to integrate new materials and technologies

MaterialSteel
Attached WasherNo
Head TypeHex
FinishZinc
Heat HardenedYes
Self DrillingNo
Self TappingNo
FQA CompliantYes
SAE or MetricMetric
ACQ RatedYes
Head Tool Size15
Head Diameter1.1 in / 28 mm
TypeFlange
Head ShapeHex
ClassificationOE
Thread Length2.72 in / 69 mm
Shank Diameter0.39 in / 10 mm
Thread DirectionClockwise (Right)
Shank Length4.13 in / 105 mm
Overall Length8.03 in / 204 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.

ModelBody StyleTrimYear(s)
CorvetteZ06, ZR1, ZR1X2023, 2024, 2025, 2026