After '89:
CAMSH A FT
( 12)
PISTO N
(11)
O I L JET
(10)
(9) C R A N KSH A FT
( 8) CO U NT E R S H A F T
�
(7) O I L P R ESSU R E
SW ITCH
ROCK E R A R M
(1)
( 5) P R ESSU R E
R E L I E F VALVE
2. LU B R I CATI O N
MA I NSH A FT
( 2)
( 3) O I L PUMP
(4)
O I L ST R A I N E R
2- 1