Valve, Intake/Exhaust
| Intake valve clearance | 0.0069 - 0.0089 inch | |
| Exhaust valve clearance | 0.0128 - 0.0148 inch | |
| Valve Seats | Width-intake | 0.043-0.055 inch |
| Width-exhaust | 0.055-0.066 inch | |
| Angle | 89-90° | |
| Runout (T.I.R.) | 0.001 inch | |
| Valve stem guide clearance | Intake | 0.0008-0.0026 inch |
| Exhaust | 0.001-0.003 inch | |
| Valve head diameter | Intake | 1.38 inch |
| Exhaust | 1.18 inch | |
| Gauge diameter | 1.318 and 1.102 inch | |
| Valve face runout limit | 0.007 inch | |
| Valve guide runout at bottom of guide with respect to valve seat and top of guide | 0.0011 inch | |
| Valve face angle | 45.5° | |
| Valve stem diameter (standard) | Intake | 0.216-0.215 inch |
| Exhaust | 0.215 inch | |
| Valve spring compression pressure (N @ spec. length) | Intake | 89.92 +/- 4.94 at 0.964 inch |
| Exhaust | 89.92 +/- 4.94 at 0.964 inch | |
| Valve spring free length (approximate) | Intake | 1.740 inch |
| Exhaust | 1.740 inch | |
| Valve spring installed pressure (N @ spec. length) | Intake | 39.34 +/- 2.24 at 1.315 inch |
| Exhaust | 39.34 +/- 2.24 at 1.315 inch |