Categories: Yamaha

Yamaha XJ750E (1981-82)

The Yamaha XJ 750E motorcycle was produced between 1981-1982 and featured a four stroke, transverse four cylinder DOHC engine with 2 valves per cylinder. Its capacity was 749cc and had a compression ratio of 9.2:1. The four carburetors were 32mm Hitachi and the ignition was transistorized, with starting via electric power. The bike had a maximum power of 81hp at 9000rpm and torque of 48.5 Nm at 7000rpm. It had a wet multiplate clutch, 5-speed transmission, and chain final drive. The front suspension was 36mm Showa forks, adjustable air pressure anti-dive resistance, and had a wheel travel of 150mm. The rear suspension had dual dampers adjustable for spring preload rebound damping and wheel travel of 97.5mm. The front brakes featured 2x300mm discs and 2 piston calipers, while the rear brake was a drum. The bike had a dry weight of 214kg and a wet weight of 235kg with a fuel capacity of 19 liters. The consumption average was 43mpg with a standing 1/4 mile of 12.6 seconds at 105.3mph and a top speed of 126mph (202.8 km/h).


Technical specifications:

Make Model: Yamaha XJ 750E

Year: 1981 – 82

Engine: Four stroke, transverse four cylinder, DOHC, 2 valves per cylinder.

Capacity: 749 cc / 45.6 cu-in



Bore x Stroke: 65 56.4 mm

Cooling System: Air cooled

Compression Ratio: 9.2:1

Induction: 4x 32mm Hitachi carburetors

Ignition: Transistorized

Starting: Electric

Max Power: 81 hp / 59.6 kW @ 9000 rpm

Max Torque: 48.5 Nm / 35.7 lb-ft @ 7000 rpm

Clutch: Wet Multiplate

Transmission: 5 Speed

Final Drive: Chain

Front Suspension: 36mm Showa forks adjustable air pressure anti-dive resistance.150mm wheel travel.

Rear Suspension: Dual dampers adjustable for spring preload rebound damping.97.5 wheel travel.


Front Brakes: 2x 300mm disc 2 piston calipers

Rear Brakes: Drum

Front Tyre: 3.25-19

Rear Tyre: 120/90-18

Dry Weight: 214 kg /471.4 lbs

Wet Weight: 235 kg / 518 lbs

Fuel Capacity: 19 Litres / 5.0 US gal

Consumption Average: 43 mpg

Standing 1/4 Mile: 12.6 sec / 105.3 mph 169.5 km/h

Top Speed: 202.8 km/h / 126 mph

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