Operation CHARM: Car repair manuals for everyone.

Valve Specifications

Stem Diameter Standard Intake 0.3715-0.3722
Exhaust 0.3715-0.3722
Maximum Tip Refinish -
Note: Grind only enough to provide true surface. After grinding valve stems, ensure sufficient clearance remains between rocker arm and valve spring cap or rotator
Face Angle 45
Margin
Note: Minimum
Intake 0.0315
Exhaust 0.0315