CR&S Vun BLUE FLAME (2014)

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The CR&S Vun Blue Flame motorcycle has a Rotax, four-stroke, single-cylinder engine with a capacity of 652cc. It has a liquid cooling system, a compression ratio of 9.7:1, and a dry sump lubrication system. The exhaust is made of stainless steel and has a catalytic system. The bike has an injection system that includes an integrated ignition system, 52mm throttle housing, twin injectors, and twin spark. The total output of the motorcycle is 54 horsepower at 7000 rpm and 6 kg/f of torque at 5000 rpm. It has a five-speed transmission with a wet multi-plate clutch and final drive with an O-ring chain. The bike also has a steel tube and machined light alloy plates compound frame, front suspension of 46mm telescopic forks, and rear suspension featuring an oscillating swingarm with a single shock absorber. The brakes for the front and the rear are single 320mm and 220mm discs, respectively. The motorcycle weighs 135 kg and has a seat height of 800 mm. It can carry 12.5 liters or 3.3 US gallons of fuel.

Technical specifications:

Make Model: CR&S Vun Blue Flame

Engine: Rotax, four stoke, single cylinder, DOHC, 4 valves per cylinder


Capacity: 652 cc / 39.79 cu-in
Bore x Stroke: 100 x 83 mm
Cooling System: Liquid cooled
Compression Ratio: 9.7;1
Lubrication: Dry sump
Exhaust: Stainless steel catalytic exhaust system (CR and S by QD)
Induction: Injection. Integrated CR and S/Walbro/Dell Orto ignition/injection system, 52 mm throttle housing, twin injectors, twin spark
Ignition: Marelli integrated electronic, twin spark
Starting: Electric
Max Power: 54 hp / 40 kW @ 7000 rpm
Max Torque: 6 kgf-m / 58.9 Nm @ 5000 rpm
Clutch: Wet multiplate
Transmission: 5 Speed
Final Drive: With O ring chain
Frame: Steel tubes and machined light alloy plates compound

Front Suspension: 46mm Telescopic forks
Front Wheel Travel: 120 mm / 4.7 in
Rear Suspension: Oscillating swingarm, single shock absorber
Rear Wheel Travel: 128 mm / 5.0 in
Front Brakes: Single 320mm disc
Rear Brakes: Single 220mm disc
Front Tyre: 120/70 ZR17
Rear Tyre: 160/60 ZR-17
Dimensions: Length 1980 mm / 78.0 in Width 740 mm / 29.1 in
Wheelbase: 1386 mm / 54.5 in
Seat Height: 800 mm / 31.4 in
Ground Clearance: 150 mm / 5.9 in
Dry Weight: 135 kg / 297.6 LBS
Fuel Capacity: 12,5 Litres / 3.3 US gal

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