| Cylinder head flatness |
0.08 mm (0.0031 in) maxim overall, a maximum of 0.05 mm (0.0020 in) within 150 mm (5.9055 in) and a maximum of 0.025 mm (0.0010 in) within 25 mm (0.9843 in) |
| Maximum valve lift @ zero lash (exhaust) |
0.291 in (7.4 mm) |
| Maximum valve lift @ zero lash (intake) |
0.327 in (8.3 mm) |
| Valve guide diameter |
0.2169-0.2181 in (5.509-5.539 mm) |
| Valve seat width - intake/exhaust |
0.0551-0.0591 in (1.4-1.5 mm) |
| Valve seat angle |
45° |
| Valve seat runout |
0.003 in (.075 mm) |
| Valve tappet bore diameter |
1.2205-1.2217 in (31-31.03 mm) |
| Cam bore diameter |
0.9848-0.9858 in (25.015-25.04 mm) |