7-38 SERVICING INFORMATION
OIL PUMP
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
, 43 psi)
Below 600 kPa (6.0 kgf/cm
2
, 85 psi) ———
at 3 000 r/min.
CLUTCH Unit: mm (in)
ITEM STANDARD LIMIT
Clutch cable play 10 – 15
(0.4 – 0.6)
———
Clutch release screw 1/4 turn back ———
Clutch drive plate thickness 2.92 – 3.08 2.62
(0.115 – 0.121) (0.103)
Clutch drive plate claw width 15.9 – 16.0 15.1
(0.626 – 0.630) (0.594)
Clutch drive plate distortion 0.10
———
(0.004)
Clutch spring free length 47.6
———
(1.87)
TRANSMISSION + DRIVE CHAIN Unit: mm (in) Except ratio
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- No.1, No.2 0.1 – 0.3 0.50
groove clearance & No.3 (0.004 – 0.012) (0.020)
Gearshift fork groove width No.1 & 4.8 – 4.9
No.3 (0.189 – 0.193)
———
No.2
5.0 – 5.1
(0.197 – 0.201)
———
Gearshift fork thickness No.1 & 4.6 – 4.7
No.3 (0.181 – 0.185)
———
No.2
4.8 – 4.9
(0.189 – 0.193)
———
Drive chain Type RK50MFOZ1 ———
Links 112 links ———
20-pitch length
319.4
———
(12.57)
Drive chain slack 25 – 35
(0.98 – 1.38)
———
Gearshift lever height 55
(2.2)
———