| Intake Valves |
| Face Angle |
45° |
| Head Diameter |
|
| Minimum Margin |
| Standard |
.047" (1.20 mm) |
| Service Limit |
.031" (0.80 mm) |
| Stem Diameter |
| Standard |
.2343-.2348" (5.950-5.965 mm) |
| Exhaust Valves |
| Face Angle |
45° |
| Head Diameter |
|
| Minimum Margin |
| Standard |
.059" (1.50 mm) |
| Service Limit |
.031" (0.80 mm) |
| Stem Diameter |
| Standard |
.2343-.2348" (5.950-5.965 mm) |
| Valve Lash Adjuster |
| 1996 Models |
| Diameter |
1.1795-1.1801" (29.959-29.975 mm) |
| Clearance In Head |
| Standard |
.0007-.0022" (.019-.057 mm) |
| Maximum |
.0039" (.100 mm) |
| Valve Lifter |
| 1997-99 Models |
| Diameter |
1.2976-1.2982" (32.959-32.975 mm) |
| Clearance In Head |
| Standard |
.0007-.0022" (.019-.057 mm) |
| Maximum |
.0039" (.100 mm) |
| Valve Springs |
| 1996 Models |
| Free Length |
1.567" (39.800 mm) |
| Out-Of-Square |
.067" (1.70 mm) |
| 1997-99 Models |
| Free Length |
1.891" (48.04 mm) |
| Out-Of-Square |
.083" (2.10 mm) |
| Pressure |
| 1996 Models |
| Valve Closed |
51.4-58.9 @ 1.220 (23.3-26.7 @ 31.00) |
| Valve Open |
104.1-119.5 @ 0.913 (47.2-54.2 @ 23.20) |
| 1997-99 Models |
| Valve Closed |
32.9-37.7 @ 1.654 (14.9-17.1 @ 42.00) |
| Valve Open |
102.3-117.7 @ 1.315 (46.4-53.4 @ 33.40) |