GM Genuine Parts Engine Camshaft
OE
Pack of 1

GM Genuine Parts Engine Camshaft

GM Part #12561721

ACDelco Part #12561721

MSRP$836.81*

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

  • 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

Pack of 1

About this product

GM Genuine Parts Engine Camshafts 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 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

Cam TypeHydraulic Roller
ClassificationOE
Basic Operating RPM Range6500r/min
Intake Valve Lift0.274 in / 6.959 mm
Exhaust Valve Lift0.281 in / 7.126 mm
Intake Valve Lift with Factory Rocker Arm Ratio0.467 in / 11.862 mm
Exhaust Valve Lift with Factory Rocker Arm Ratio0.479 in / 12.167 mm
Lobe Separation116°
Advertised Intake Duration196°
Intake Duration at .050 Inch Lift196°
Exhaust Duration at .050 inch Lift201°
Advertised Exhaust Duration201°
Intake Valve Lash0 in / 0 mm
Exhaust Valve Lash0 in / 0 mm
Computer Controlled CompatibleYes

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)
Savana 25002003, 2004, 2005, 2006, 2007
Savana 35002003, 2004, 2005, 2006, 2007
Sierra 1500Extended Cab Pickup2001, 2002, 2003, 2004, 2005, 2006
Sierra 1500 Classic2007
Sierra 1500 HD2001, 2002, 2003, 2004, 2005, 2006