Kawasaki ZXR750R (1991)

The Kawasaki ZXR750R-K is a motorcycle model from 1991 with a liquid-cooled four-stroke DOHC four-cylinder engine with a capacity of 749cc. It has a compression ratio of 10.8:1, a wet sump lubrication system, and uses 10W/40 engine oil. The bike has four 39mm Keihin CVKD carburettors with a ram air system for induction, and digital ignition with NGK CR9E spark plugs. The engine produces a maximum power of 121hp at 10500rpm and a maximum torque of 7.4 kgf-m at 9750rpm. It has a six-speed transmission and a chain final drive. The frame is made of aluminum perimeter, and the bike has 41mm upside-down front forks and a Uni Track monoshock rear suspension. The front brakes consist of two 320mm discs with four-piston calipers and the rear brake is a single 230mm disc with a two-piston caliper. The bike’s weight is 190kg with a fuel capacity of 18 liters. It has a top speed of 256.5 km/h and can go from 0 to 60 miles per hour in 10.8 seconds. It has a fuel consumption average of 14.1 km/liter, and a braking distance from 60-0 and 100-0 of 12.5 meters and 35.7 meters, respectively.

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Technical specifications:

Make Model: Kawasaki ZX-R 750R-K

Year: 1991

Engine: Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder.

Capacity: 749 cc / 45.7 cu-in

Bore x Stroke: 71 x 47.3 mm

Cooling System: Liquid cooled

Compression Ratio: 10.8:1

Lubrication: Wet sump

Engine Oil: 10W/40

Induction: 4x 39 mm Keihin CVKD (Constant Velocity) carburettors / Ram Air System (single intake)

Ignition: Digital

Spark Plug: NGK, CR9E

Starting: Electric

Max Power: 121 hp / 88.3 kW @ 10500 rpm

Max Power Rear Tyre: 112.3 hp / 83.7 kW @ 11400 rpm

Max Torque: 7.4 kgf-m / 53.8 lb-ft @ 9750 rpm

Clutch: Multi plate wet (oil submerged) hydraulic slipper clutch

Transmission: 6 Speed

Final Drive: Chain

Frame: Aluminium perimeter

Front Suspension: 41mm Upside-down forks, adjustable ride height, 13-way rebound, 8-way compression.

Rear Suspension: Uni Track monoshock. adjustable ride height, preload, 4-way rebound.

Front Brakes: 2x 320mm discs 4 piston calipers

Rear Brakes: Single 230mm disc 2 piston caliper

Front Tyre: 120/70 ZR17

Rear Tyre: 180/55 ZR17

Rake: 24.5 degrees

Trail: 95mm / 3.74 in

Wheelbase: 1420 mm / 55.9 in

Dry Weight: 190 kg / 418.8 lbs

Fuel Capacity: 18 Litres / 4.7 US gal

Consumption Average: 14.1 km/lit

Braking 60 – 0 / 100 – 0: 12.5 m / 35.7 m

Standing 1/4 Mile: 10.8 sec / 205.8 km/h

Top Speed: 256.5 km/h / 159.3 mph