Suzuki SP370 (1978)
The Suzuki SP370 is a motorcycle manufactured in 1978 with a four-stroke, single-cylinder, SOHC engine with a capacity of 369 cc / 22.5 cu in. The compression ratio of the bike is 8.9:1, with an air-cooled cooling system and a 1 x 32mm Mikuni BS32SS carburetor for induction. The bike has a magneto battery ignition system and is equipped with a kick starter. It produces a maximum power of 18.5 kW / 24.8 hp at 7500 rpm and a maximum torque of 28 Nm / 2.86 kgf-m / 20.7 lb-ft at 4000 rpm. The motorcycle has a five-speed transmission and a final drive chain. The front suspension is a telescopic fork, oil/gas damped, while the rear suspension is a full floater swingarm. The bike has front and rear drum brakes, with a front tyre of 3.00-21 and a rear tyre of 4.00-18. The length, width, and height of the bike are 2200 mm / 86.6 in, 850 mm / 33.5 in, and 1180 mm / 46.5 in, respectively. The wheelbase is 1420 mm / 55.9 in, and the bike has a ground clearance of 240 mm / 9.4 in. The dry weight of the motorcycle is 123 kg / 271 lbs, whereas the wet weight is 135 kg / 298 lbs. The fuel capacity of the bike is 8.5 Litres / 2.2 US gal / 1.9 Imp gal, with an average consumption of 5.2 L/100 km. The standing quarter-mile of the bike is 16.9 sec / 114 km/h / 70.8 mph, with a top speed of 140 km/h / 87 mph. The bike was tested by Bike magazine in a group test conducted in 1978.
Technical specifications:
Make Model: Suzuki SP 370
Year: 1978
Engine: Four stroke, single cylinder, SOHC
Capacity: 369 cc / 22.5 cu in
Bore x Stroke: 85 x 65.2 mm
Compression Ratio: 8.9:1
Cooling System: Air cooled
Induction: 1 x 32mm Mikuni BS32SS carburetor
Ignition: Magneto battery point
Starting: Kick
Max Power: 18.5 kW / 24.8 hp @ 7500 rpm
Max Torque: 28 Nm / 2.86 kgf-m / 20.7 lb-ft @ 4000 rpm
Transmission: 5 Speed
Final Drive: Chain
Front Suspension: Telescopic fork, oil/gas damped
Front Wheel Travel: 185 mm / 7.3 in
Rear Suspension: Full floater, swingarm
Rear Wheel Travel: 132 mm / 5.2 in
Front Brakes: 150 mm Drum
Rear Brakes: 150 mm Drum
Front Tyre: 3.00 -21
Rear Tyre: 4.00 -18
Dimensions: Length: 2200 mm / 86.6 in Width: 850 mm / 33.5 in Height: 1180 mm / 46.5 in
Wheelbase: 1420 mm / 55.9 in
Ground Clearance: 240 mm / 9.4 in
Dry Weight: 123 kg / 271 lbs
Wet Weight: 135 kg / 298 lbs
Fuel Capacity: 8.5 Litres / 2.2 US gal / 1.9 Imp gal
Consumption average: 5.2 L/100 km / 19.2 km/l / 46.2 US mpg / 54.2 Imp mpg
Standing 1/4 Mile: 16.9 sec / 114 km/h / 70.8 mph
Top Speed: 140 km/h . 87 mph
Road Test: Bike magazine Group Test 1978
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