Chapter 1 General; Performance Curves - Yamaha JT1 Series Service Manual

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GENERAL·
Performance Curves
1-4
PERFORMANCE CURVES
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ENGINE PERFORMANCE CURVES
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Maximum Power 4.5 B 1-P /7,500 rpm
Ma;ii;imum Torque 3.62 ftlbs/5,S00rpm
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Horse power
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Torque
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Fuel consumption
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2,000
3.000
4,000
5,000
6,000
7,000
8,000
9,000
10,000
ENGINE SPEED
(rpm)
3-port Cylinder Exploded View
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Exhaust port
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Inlet port
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