Cylinder Head, Valve Guides & Valve Seats

Cylinder Head Warpage Limit 0.003 in.
Cylinder Head Min. Overall Thickness n/a

Valve Guides
Standard Inside Diameter 0.3433 - 0.3443 in.

Stem To Guide Clearance
Intake 0.0010 - 0.0027 in.
Exhaust 0.0015 - 0.0032 in.

Valve Seats
Seat Angle 45°
Seat Width
Intake 0.060 - 0.080 in.
Exhaust 0.070 - 0.090 in.