Cylinder Head, Valve Guides & Valve Seats

Cylinder Head Warpage Limit 0.006 in.
Cylinder Head Min. Overall Thickness 4.220 - 4.228 in.

Valve Guides
Standard Inside Diameter 0.2367 - 0.2374 in.

Stem To Guide Clearance
Intake 0.0010 - 0.0023 in.
Exhaust 0.0012 - 0.0025 in.

Valve Seats
Seat Angle 45°
Seat Width
Intake 0.032 - 0.055 in.
Exhaust 0.032 - 0.055 in.