For roller bearing: 20 mm seat
For ball bearing: 28 mm seat
Available versions:
- Left engine crankcase for roller bearing, Alpha, Delta (item no. 0064)
- Left engine crankcase for ball bearing, Alpha, Delta (item no. 0065)

Illustrative photo; the actual item may look different
For roller bearing: 20 mm seat
For roller bearing: 20 mm seat
For ball bearing: 28 mm seat
Available versions:
| Country of origin | China |
| Category | Alpha, Delta parts |
| Availability | On order |