CR&S Vun Gunmetal & CR&S Racing checkers (2014)

The CR&S Vun Gunmetal and CR&S Racing Checkers are motorcycles with a Rotax four-stroke, single cylinder DOHC engine with a capacity of 652cc. The compression ratio is 9.7:1, and it has a dry sump lubrication system. It has a stainless steel catalytic exhaust system, an integrated ignition/injection system, and twin injectors. The maximum power output is 54 hp at 7000 rpm, and maximum torque is 6 kgf-m at 5000 rpm. The motorcycle has a wet multiplate clutch and a 5-speed transmission with a final drive with an O-ring chain. It has a steel tube and machined light alloy plates compound frame, 46mm telescopic forks, and a single shock absorber oscillating swingarm rear suspension. The front brake has a single 320mm disc, while the rear brake has a single 220mm disc. The fuel capacity is 12.5 Litres or 3.3 US gal. The motorcycle has a dry weight of 135 kg and a seat height of 800 mm.

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Technical specifications:

Make Model: CR&S Vun Gunmetal & CR&S Racing Checkers

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