Cylinder Head, Valve Guide, and Valve Seats

Cylinder Head:
Warpage Limit 0.0020 in.
Grinding Limit 0.004 in.
Standard Height 3.870 in.

Valve Guides:
Standard Inside Diameter .2362-.2367 in.
Protrusion Above Head .689-.709 in.
Stem To Guide Clearance:
Intake .0014-.0024 in.
Exhaust .0016-.0026in.

Valve Seats:
Seat Angle Degrees 45°
Seat Width:
Intake .028-.055 in.
Exhaust .039-.071 in.