Dimensional and Machining Specifications

All measurements given in inches, unless otherwise specified.

Clearance [01]
Installation Tolerance
New Intake 0.0394
Limit Exhaust 0.0758
Wear Limit
Intake 0.0591
Exhaust 0.0906

Face Angle Degrees 45

[01] Allowed depth of valve disk in relation to cylinder head mating face.