Cylinder Head Specifications
CYLINDER HEAD
| Application | Specification | ||
|---|---|---|---|
| Maximum Warpage | |||
| Head-To-Block | .002" (.05 mm) | ||
| Manifold-To-Head | .004" (.10 mm) | ||
| Valve Seats | |||
| Intake & Exhaust Valves | |||
| Seat Angle | 45° | ||
| Seat Width | .0512-.0591" (1.3-1.5 mm) | ||
| Valve Guides | |||
| Valve Stem End Deflection Limit | |||
| Intake | .006" (.14 mm) | ||
| Exhaust | .007" (.18 mm) | ||
| Intake Valve | |||
| Valve Guide I.D. | .2756-.2762" (7.000-7.015 mm) | ||
| Valve Guide Installed Height | .55" (14.0 mm) | ||
| Valve Stem-To-Guide Oil Clearance | .0008-.0019" (.020-.050 mm) | ||
| Service Limit | .0027" (.07 mm) | ||
| Exhaust Valve | |||
| Valve Guide I.D. | .2756-.2762" (7.000-7.015 mm) | ||
| Valve Guide Installed Height | .55" (14.0 mm) | ||
| Valve Stem-To-Guide Oil Clearance | .0014-.0026" (.035-.065 mm) | ||
| Service Limit | .0035" (.09 mm) | ||