Cylinder Head, Valve Guides and Valve Seats

Cylinder Head Warpage Limit 0.004
Cylinder Head Overall Thickness [01]
Valve Guides (Standard)
Stem To Guide Clearance
Intake 0.0009-0.0026
Exhaust 0.0030-0.0047
Valve Seats
Angle 45.00°
Width
Intake 0.069-0.088
Exhaust 0.059-0.078
Runout 0.002



All measurements given in inches, unless otherwise specified.

[01] Minimum thickness is overall thickness, less warpage limit, combined with amount of grinding of cylinder block gasket surface.