Cylinder Head Specifications
CYLINDER HEAD SPECIFICATIONS
| Application | Specification | |||
|---|---|---|---|---|
| Cylinder Head | ||||
| Maximum Warpage | .004" (.10 mm) | |||
| Valve Seats | ||||
| Seat Angle | 45° | |||
| Seat Width | .039 - .055" (1.0 - 1.4 mm) | |||
| Valve Guide | ||||
| Valve Guide Cylinder | ||||
| Head Bore I.D. | ||||
| Standard | .4331 - .4341" (11.000 - 11.027 mm) | |||
| Oversize | .4350 - .4361" (11.050 - 11.077 mm) | |||
| Valve Guide I.D. | .2366 - .2374" (6.010 - 6.030 mm) | |||
| Valve Guide O.D | ||||
| Standard | .4344 - .4348" (11.033 - 11.044 mm) | |||
| Over Size | .4363 - .4368" (11.083 - 11.094 mm) | |||
| Valve Stem-to-Guide Oil Clearance | ||||
| Intake Valve | ||||
| Standard | .0010 - .0024" (.025 - .060 mm) | |||
| Service Limit | .0031" (.079 mm) | |||
| Exhaust Valve | ||||
| Standard | .0012 - .0026" (.030 - .065 mm) | |||
| Service Limit | .0039" (.099 mm) | |||