Exhaust Valve Lift with Factory Rocker Arm Ratio (in)
0.478
Exhaust Valve Lift with Factory Rocker Arm Ratio (mm)
12.141
Intake Duration at .050 Inch Lift
196
Intake Valve Lash (in)
0
Intake Valve Lash (mm)
0
Intake Valve Lift with Factory Rocker Arm Ratio (in)
0.466
Intake Valve Lift with Factory Rocker Arm Ratio (mm)
11.836
Lifter Type
Hydraulic Roller
Lobe Separation
116
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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