Yamaha F100B - Lower Unit

60C5D11
2-6
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9
Lower unit
Oil pump
Discharge
at 100 °C (212 °F) with
10W-30 engine oil
L (US gal,
Imp gal)/min
at 1,000 r/min
5.9 (1.56, 1.30)
Thermostats
Opening temperature °C (°F) 50 (122)
Fully open temperature °C (°F) 60 (140)
Valve open lower limit mm (in) 4.3 (0.17)
Fuel pump
Discharge L (US gal,
Imp gal)/hr
at 6,000 r/min
100 (26.4, 22)
Pressure kPa
(kgf/cm
2
, psi)
26–98 (0.26–0.98, 3.7–13.9)
Carburetor
ID mark 60C00
Main jet # 128
Main air jet # 75
Pilot jet # 42
Pilot air jet # 85
Midrange jet # 40
Pilot screw turns out 1 1/2–2 1/2
Float height mm (in) 12.5–15.5 (0.49–0.61)
Engine idle speed r/min 800–900
Item Unit
Model
F100BET F100CET
Gear backlash
Pinion-to-forward gear mm (in) 0.19–0.53
(0.007–0.021)
0.13–0.47
(0.005–0.019)
Pinion-to-reverse gear mm (in) 0.86–1.26
(0.034–0.050)
—
Pinion shims mm 0.10, 0.12, 0.15, 0.18, 0.30, 0.40, 0.50
Forward gear shims mm 0.10, 0.12, 0.15, 0.18, 0.30, 0.40, 0.50
Reverse gear shims mm 0.10, 0.12, 0.15, 0.18,
0.30, 0.40, 0.50
—
Item Unit
Model
F100BET F100CET
Maintenance specifications