To check the wear of the final drive, visually check the pinion (14) and sprocket (17). If the teeth are found to worn as shown in the figure (dotted line), the sprocket must be renewed.


To check the amount of wear on the chain (8), keep the chain taut and measure 16 links.
If the length (l) is greater than 256.5 Mm, the chain should be replaced.
Important
The sprocket (17), engine pinion (14) and chain (8) must all be replaced together as a set.

Final drive
Removing of the front sprocketRefitting the brake disks
Before refitting the brake disc to the wheel, clean all contact surfaces
thoroughly and smear a medium strength
threadlocker on the threads of retaining screws (5).
Operating on the left side, fit the phonic wheel (6).
Tighten the fixing screws (5) of the brake disk (7) to the wheel followi ...
Overhaul of the connecting rods
Make the following dimensional checks on the connecting rods:
Clearance with gudgeon pin on assembly.
In the event of excessive wear (sect. 3 - 1.1, Crankshaft), replace the
connecting rod.
The small end bushing must be in good condition and firmly driven into its seat.
Check for para ...
Oil pump
Complete oil pump assembly
O-ring
Circlip
O-ring
Pump body
Circlip
Reducer bush
Spring washer
Screw
Screw
Spring washer
Pump drive gear
Key
By-pass plug
Locating bush
By-pass spring
By-pass valve
Spare parts catalogue
Diavel abs filters and oil pump
Diavel ...