0C-3 Service Data:
Transmission + Drive Chain
Unit: mm (in) Except ratio
Thermostat + Radiator + Fan + Coolant
Injector + Fuel Pump + Fuel Pressure Regulator
Item Standard Limit
Primary reduction ratio 1.700 (85/50) —
Final reduction ratio 3.200 (48/15) —
Gear ratios
1st 3.076 (40/13) —
2nd 2.058 (35/17) —
3rd 1.600 (32/20) —
4th 1.363 (30/22) —
5th 1.208 (29/24) —
Top 1.107 (31/28) —
Shift fork to groove clearance No.1, 2, 3 0.1 – 0.3 (0.004 – 0.012) 0.5 (0.02)
Shift fork groove width No.1, 2, 3 5.0 – 5.1 (0.197 – 0.201) —
Shift fork thickness 4.8 – 4.9 (0.189 – 0.193) —
Drive chain
Type RK 525SMOZ7Y —
Links 118 links —
20-pitch length — 323.8 (12.75)
Drive chain slack (on side-stand) 20 – 30 (0.8 – 1.2) —
Gearshift lever height 45 – 55 (1.8 – 2.2) —
Item Standard/Specification Note
Thermostat valve opening
temperature
Approx. 82 °C (180 °F) —
Thermostat valve lift 8 mm (0.31 in) and over at 95 °C (203 °F) —
ECT sensor resistance
20 °C
(68 °F)
Approx. 2.45 kΩ —
50 °C
(122 °F)
Approx. 0.811 kΩ —
80 °C
(176 °F)
Approx. 0.318 kΩ —
110 °C
(230 °F)
Approx. 0.142 kΩ —
Radiator cap valve opening pressure 93 – 123 kPa (0.93 – 1.23 kgf/cm
2
, 13.2 – 17.5 psi) —
Cooling fan operating temperature
OFF→ON Approx. 105 °C (221 °F) —
ON→OFF Approx. 100 °C (212 °F) —
Engine coolant type
Use an antifreeze/coolant compatible with aluminum radiator,
mixed with distilled water only, at the ratio of 50:50.
—
Engine coolant
Reservoir
tank side
Approx. 250 ml (0.3/0.2 US/lmp qt) —
Engine side Approx. 2 750 ml (2.9/2.4 US/lmp qt) —
Item Specification Note
Injector resistance 11 – 13 Ω at 20 °C (68 °F)
Fuel pump discharge amount 166 ml (5.6/5.8 US/lmp oz) and more/10 sec.
Fuel pressure regulator operating set
pressure
Approx. 300 kPa (3.0 kgf/cm
2
, 43 psi)
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