Rotax 277 Free air engine gear box installation gear box up, gear box down.
Drive shaft offset towards cylinder head, for FREE-AIR engine installation spark plug up (SZ) or spark plug down (HZ)
Drive shaft offset towards cylinder head, for FREE-AIR engine installation spark plug up (SZ) or spark plug down (HZ)
Drive shaft offset towards cylinder head, for FREE-AIR engine installation spark plug up (SZ) or spark plug down (HZ)