Valve Seat
Valve Seat| Valve Seat Angle | degs. | 45 |
| Correction Angle - outside | degs. | 15 |
| Correction Angle - inside | degs. | 60 |
| Seat width (dimension "B") | -- | -- |
| Intake | mm | 1.65 (+/- 0.25) |
| Exhaust | mm | 1.65 (+/- 0.25) |
| Valve seat diameter | -- | -- |
| Intake - outside dia. | mm | 32.4 |
| Exhaust - outside dia. | mm | 29.4 |