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Scooter · 1987

FZ 750 Genesis

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MotoLibrary Score
57 /100 Balanced
Power
106 HP
Engine
749 ccm

1987 Yamaha FZ 750 Genesis Technical Analysis & Specification Breakdown

Engineered by Yamaha for the scooter motorcycle segment, the 1987 Yamaha FZ 750 Genesis pairs a 749 cc (45.7 cu in) liquid-cooled in-line four, four-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 106 HP (77.4 kW) at 10,500 rpm, transferring power to the rear wheel through a 6-speed gearbox and chain final drive. With a specific output of 141.5 HP per liter, the engine character is placing it firmly in high-revving supersport territory where top-end breathing dominates.

On the scales, the FZ 750 Genesis measures 229 kg (505 lbs) wet (curb), translating to a power-to-weight ratio of 0.46 HP/kg (2.16 kg per horsepower). The 21-liter (5.5 US gal) fuel tank supports practical everyday commuting and weekend road stints.

Specific Output
141.5 HP/L
Power-to-Weight
0.46 HP/kg (2.16 kg/HP)
Engine
Displacement 749.0 ccm (45.70 cubic inches)
Engine Type In-line four, four-stroke
Engine Details In-line four, four-stroke
Power 106.0 HP (77.4 kW)) @ 10500 RPM
Compression 11.2:1
Bore x Stroke 68.0 x 51.6 mm (2.7 x 2.0 inches)
Valves/Cylinder 5
Fuel Control Double Overhead Cams/Twin Cam (DOHC)
Cooling Liquid
Transmission
Gearbox 6-speed
Final Drive Chain (final drive)
Wheels & Brakes
Front Tyre 120/80-16
Rear Tyre 130/80-18
Front Brakes Dual disc
Rear Brakes Single disc
Dimensions & Weight
Weight incl. 229.0 kg (504.9 pounds)
Fuel Capacity 21.00 litres (5.55 US gallons)
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Transmission
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