Valve Seat

Cylinder Head:
Warpage Limit 0.002
Grinding Limit 0.008
Standard Height 4.39

Valve Guides:
Standard Inside Diameter .2756-.2762
Protrusion Above Head 0.807
Stem To Guide Clearance:
Intake .0008-.0020
Exhaust .0016-.0028

Valve Seats:
Seat Angle Degrees 45
Seat Width:
Intake 0.039
Exhaust 0.051