um DSR SM 125 - Dismantling the Engine; Camshaft and Timing Chain Removal; Cylinder Head, Piston, and Flywheel Magneto Removal

CAMSHAFT
Extract:
- The spark plug (1).
- The four bolts (2) from the cylinder head.
- The cylinder head (3).
Extract:
- Bolts (timing chain tensioner):
Fit:
- The camshaft sprocket locking tool (5).
The camshaft sprocket locking tool:
Ref. 865260
N.B.:
TIE A PIECE OF WIRE TO THE TIMING CHAIN TO STOP IT
FROM FALLING INTO THE CRANKCASE (9).
Extract:
- The 2 bolts (6) and 2 washers (7) from the camshaft
crown wheels:
- The camshaft distribution crown wheels (8).
Extract:
- The 8 bolts (10) from the bridge of the camshafts.
- The bridge (11) from the camshafts.
- The inlet camshaft (12) ref.(0906).
- The inlet camshaft (13) ref.(0906).
13
2
4
5
6
9
11
10
12
13
8
7
33
DISMANTLING THE ENGINE
WORKSHOP MANUAL
Ref. T01010047