3
C
h
EC
k
S
a
N
d
mai
NTEN
a
NCE
56
GB
SChEdulEd maiNTENaNCE VEhiClE
End
of
running-in
-
3
hours
Coupon
1
-
30
hours
Coupon
2
-
60
hours
Coupon
3
-
90
hours
Coupon
4
-
120
hours
Coupon
5
- 150
hours
Coupon
6
-
180
hours
Engine
Engine oil
S
S
S
S
S
S
S
Paper filter oil
S
S
S
S
S
S
S
Wire netting filter oil
P
P
P
P
P
P
P
Gear and clutch oil
S
S
S
S
S
S
S
Engine clamping screws
C
C
C
C
C
C
C
Kick start and gearchange lever screws
C
C
C
C
C
C
C
Spark plug cap
P
P
P
S
P
P
S
Spark plug
C
S
S
S
Breather pipe
C
C
C
C
C
C
C
Countershaft bearings
S
S
Crankshaft bearings
S
S
Connecting rod
S
S
Piston and segments
S
S
Cylinder
C
C
Surface appearance of the cams
C
C
Valve clearance
C
C
C
C
C
C
C
Valves
C
S
Valve guide wear
C
C
Valve spring
C
S
Clutch disc wear
C
C
S
C
C
S
Clutch springs
C
C
S
C
C
S
Clutch hub - basket wear
C
C
C
C
C
C
Gearbox bearing (crankcase side)
S
S
Surface appearance of the gearbox
C
C
Water pump seals
S
S
Oil pump control gears
S
S
Key
C Check
(Clean, adjust, lubricate, replace as necessary)
S Replace/renew
R adjust
p Clean
T Tighten
The required engine maintenance is strongly depending on the level of use and on the accordingly done
periodic checks and service.
The below mentioned maintenance intervals are for standard competition use, subject to the condition that
the engine was never running under extraordinary conditions and the periodic service was done accurately.