Valve Seat
| Measuring point | Tolerance (new) | Wear Limit |
| 24a. Valve Seat: Intake seat width a) | 1.25 +/- 0.15 (0.0492 +/- 0.0059 in) | |
| 24b. Valve Seat: Exhaust seat width a) | 1.55 +/- 0.15 (0.0610 +/- 0.0059 in) | |
| 24c. Valve Seat: Lateral Runout of valve head to seat | 0.010 (0.0004 in) | |
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