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.

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