Kawasaki 550 Zepher (1991)

The Kawasaki 550 Zephyr is a four-stroke motorcycle with a transverse four-cylinder engine, featuring DOHC and 2 valves per cylinder. It has a capacity of 553cc, with a bore x stroke of 58 x 52.4mm and a compression ratio of 9.5:1. The bike has 4x 30mm Keihin carburetors and electric ignition. It produces a max power of 49 hp/37 kW @ 10000rpm and max torque of 40 Nm/29.5 lb-ft @ 6000rpm. The transmission is 6-speed with a chain final drive. The front suspension has 39mm telescopic forks, while the rear suspension has dual Kayaba shocks with preload and rebound adjustments. The front brakes are 2x 300mm discs with 2 piston calipers, while the rear brake is a single 245mm disc with 1 piston caliper. The front and rear tires have sizes of 110/80-17 and 140/70-18, respectively. The dry weight of the bike is 179 kg/394.6 lbs, and its we-weight is 206 kg/454 lbs. The fuel capacity of the Kawasaki 550 Zephyr is 15 liters/3.9 US gal.

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Technical specifications:

Make Model: Kawasaki 550 Zephyr

Year: 1991

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

Capacity: 553 cc / 33.7 cu-in

Bore x Stroke: 58 x 52.4 mm

Cooling System: Air cooled

Compression Ratio: 9.5:1

Induction: 4x 30mm Keihin carburetors

Ignition:

Starting: Electric

Max Power: 49 hp / 37 kW @ 10000 rpm

Max Torque: 40 Nm / 29.5 lb-ft @ 6000 rpm

Transmission: 6 Spee

Final Drive: Chain

Front Suspension: 39mm Telescopic forks

Rear Suspension: Dual Kayaba shocks with preload and rebound adjustments

Front Brakes: 2x 300mm discs 2 piston calipers

Rear Brakes: Single 245mm disc 1 piston caliper

Front Tyre: 110/80-17

Rear Tyre: 140/70-18

Dry Weight: 179 kg / 394.6 lbs

We -Weight: 206 kg / 454 lbs

Fuel Capacity: 15 Litres / 3.9 US gal