Kawasaki S1 250 (1972-73)

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The Kawasaki S1 250SS MKI was a two-stroke motorcycle produced from 1972 to 1973. It had a transverse three-cylinder engine with a capacity of 249cc and a compression ratio of 7.3:1. The bike had 3x Mikuni VM22SC, 22 mm carburetors and was air-cooled. It had a kick start and a battery and coil ignition system. The motorcycle could produce a maximum power output of 32 hp at 8,500 rpm and maximum torque of 2.54 m-kg at 7,000 rpm. The bike had a 5-speed transmission and a chain final drive. The frame was made of double tubular steel cradle and the suspension consisted of telescopic hydraulic forks in the front and dual shocks and a swing arm in the rear. The bike had 180mm drum brakes both in the front and rear, and had 3.00-18 and 3.25-18 tires in the front and rear respectively. The rake was 28 degrees and the trail was 110 mm/4.3 in. The motorcycle was 2020mm long, 820mm wide, and had a wheelbase of 1585mm. The ground clearance was 175mm and the dry weight was 149.5 kg. The fuel capacity was 15 liters.

Technische Daten:

Make Model: Kawasaki S1 250SS MKI

Year: 1972 – 73


Engine: Two stroke, transverse three cylinder,
Hubraum: 249 ccm / 15,2 cu-in
Bore x Stroke: 45 x 52.3mm
Kühlsystem: Luftgekühlt
Verdichtungsverhältnis: 7,3:1
Induction: 3x Mikuni VM22SC, 22 mm carburetor
Zündung: Batterie und Spule
Start: Kick
Max Power: 32 hp / 23.8 kW @ 8 500 rpm
Max Torque: 2.54 m-kg / 18.3 lb-ft @ 7 000 rpm
Getriebe: 5-Gang
Endantrieb: Kette
Rahmen: Doppelte Stahlrohrwiege
Vordere Federung: Hydraulische Teleskopgabel
Hintere Aufhängung: Doppelstoßdämpfer, Schwingarm

Vordere Bremsen: 180mm Trommel
Hintere Bremsen: 180mm Trommel
Reifen vorne: 3.00 -18
Rear Tyre: 3.25 -18
Harke: 28 Grad
Nachlauf: 110 mm / 4.3 in
Dimensions: Length 2020 mm / 79.5 in Width 820 mm / 32.3 in
Wheelbase: 1585 mm / 62.4 in
Bodenfreiheit: 175 mm / 6.9 in
Dry Weight: 149.5 kg / 326 lbs
Wet Weight: 160 kg / 348 lbs
Kraftstoffkapazität: 15 Liter / 3.9 US gal

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