7-38 SERVICING INFORMATION
OIL PUMP
CLUTCH
Unit: mm
TRANSMISSION + DRIVE CHAIN
Unit: mm except ratio
ITEM STANDARD LIMIT
Oil pump reduction ratio 1.898 (75/43 × 37/34) —
Oil pressure (at 60 °C, 140 °F)
Above 300 kPa (3.0 kgf/cm
2
)
Below 600 kPa (6.0 kgf/cm
2
)
at 3 000 r/min.
—
ITEM STANDARD LIMIT
Clutch cable play 10 – 15 —
Clutch release screw 1/4 turn back —
Clutch drive plate thickness No.1 2.92 – 3.08 2.62
No.2 3.42 – 3.58 3.12
Clutch drive plate claw width No.1 &
No.2
15.9 – 16.0 15.4
Clutch driven plate distortion — 0.10
Clutch spring free length — 47.5
ITEM STANDARD LIMIT
Primary reduction ratio 1.744 (75/43) —
Final reduction ratio 3.133 (47/15) —
Gear ratios 1st (low) 3.083 (37/12) —
2nd 2.062 (33/16) —
3rd 1.647 (28/17) —
4th 1.400 (28/20) —
5th 1.227 (27/22) —
6th (top) 1.095 (23/21) —
Gearshift-fork to gearshift-fork-
groove clearance
No.1, No.2
& No.3
0.1 – 0.3 0.50
Gearshift fork groove width No.1 &
No.3
4.8 – 4.9 —
No.2 5.0 – 5.1 —
Gearshift fork thickness No.1 &
No.3
4.6 – 4.7 —
No.2 4.8 – 4.9 —
Drive chain Type RKFS50SMOZ1 —
Links 112 links —
20-pitch
length
—319
Drive chain slack 20 – 30 —
Gearshift lever height 55 —