| Cylinder Head |
| Height |
| Except H22A4 |
3.935-3.939 (99.95-100.05) |
| H22A4 |
5.785-5.789 (146.95-147.05) |
| Cylinder Head Warpage |
| Serviceable Warpage |
0.002-0.008 (0.05-0.20) |
| Maximum Warpage Limit |
0.008 (0.20) |
| Valve Seats |
| Intake Valve |
| Seat Angle |
|
| Seat Width |
| Except H22A4 |
0.049-0.061 (1.25-1.55) |
| H22A4 |
0.051-0.059 (1.30-1.50) |
| Exhaust Valve |
| Seat Angle |
|
| Seat Width |
0.049-0.061 (1.25-1.55) |
| Valve Guides |
| Intake Valve |
| Valve Guide Inner Diameter |
| Except H22A4 |
| Standard |
0.2171-0.2177 (5.515-5.530) |
| Service Limit |
0.219 (5.55) |
| H22A4 |
| Standard |
0.2169-0.2177 (5.510-5.530) |
| Service Limit |
0.219 (5.55) |
| Valve Guide Installed Height |
| F22B1, F23A1, F23A4, F23A5, F23A7 Engine |
0.8346-0.8740 (21.200-22.200) |
| F22B2 & F22B6 Engine |
0.9252-0.9646 (23.500-24.500) |
| H22A4 Engine |
0.5728-0.5925 (14.550-15.050) |
| Valve Stem-To-Guide Clearance |
| Except H22A4 |
| Standard |
0.0008-0.0018 (0.020-0.045) |
| Service Limit |
0.0031 (0.080) |
| H22A4 |
| Standard |
0.0010-0.0022 (0.025-0.055) |
| Service Limit |
0.0031 (0.080) |
| Valve Stem-To-Guide Clearance |
| Except H22A4 |
| Standard |
0.0016-0.0035 (0.040-0.090) |
| Service Limit |
0.0063 (0.160) |
| H22A4 |
| Standard |
0.0020-0.0043 (0.050-0.110) |
| Service Limit |
0.0063 (0.160) |
| Exhaust |
| Valve Guide Inner Diameter |
| Except H22A4 |
| Standard |
0.2171-0.2177 (5.515-5.530) |
| Service Limit |
0.219 (5.55) |
| H22A4 |
| Standard |
0.2179-0.2187 (5.535-5.555) |
| Service Limit |
0.2204 (5.600) |
| Valve Guide Installed Height |
| F22B1, F23A1, F23A4, F23A5, F23A7 Engine |
0.8122-0.8516 (20.630-21.630) |
| F22B2 & F22B6 Engine |
0.5827-0.6220 (14.800-15.800) |
| H22A4 Engine |
0.5886-0.6083 (14.950-15.450) |
| Valve Stem-To-Guide Clearance |
| Except H22A4 |
| Standard |
0.0022-0.0031 (0.055-0.080) |
| Service Limit |
0.0047 (0.120) |
| H22A4 |
| Standard |
0.0020-0.0031 (0.050-0.080) |
| Service Limit |
0.0043 (0.110) |
| Valve Stem-To-Guide Clearance |
| Except H22A4 |
| Standard |
0.0043-0.0063 (0.110-0.160) |
| Service Limit |
0.0094 (0.240) |
| H22A4 |
| Standard |
0.0043-0.0063 (0.110-0.160) |
| Service Limit |
0.0087 (0.220) |