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Engine Brand Name
TR-1
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Engine Type
Longitudinal In-Line
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Cylinders
3
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Engine Stroke
4-Stroke
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Cooling
Water (Open Loop)
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Valves
12
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Valves Per Cylinder
4
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Valve Configuration
DOHC
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Bore (in)
3.23
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Stroke (in)
2.61
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Displacement (cc)
1049
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Compression Ratio
11.0:1
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Fuel Injector
Yes
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Carburetor
No
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Carburetion Type
Fuel Injected
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Kill Switch / Tether Cord
Standard
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Emergency Engine Shut-Off
Standard
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Sound Reduction
Standard
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Sound Reduction Brand
Yamaha Sound Suppression System (YSSS)
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Horsepower (bhp)
90