Honda CBR250RR (1993-94)

The Honda CBR 450SR is a motorcycle built in 1993-94 with a four-stroke, transverse four-cylinder, DOHC, 3 valve per cylinder engine that has a capacity of 447 cc/27.2 cu-in. The compression ratio is 9.2:1 and it is liquid-cooled with Keihin 31.3 mm carburetor induction. Its ignition is CDI and it has electric starting, giving it a max power of 46.5 hp/33.6 KW @ 8500 rpm and a max torque of 4.2 Nm/4.1 kgf-m/29.5 ft.lbs @ 7000 rpm. The transmission is six-speed with a chain final drive. The frame is a dual side box beam in steel tubes and has a front suspension of 37mm telescopic fork with 140mm/5.5in of front wheel travel. Its rear suspension is a monoshock box section swingarm with 110mm/4.3in of rear wheel travel. The front brakes have 2x 275mm discs and 2 piston calipers while the rear brake has a single 220mm disc and 1 piston caliper. The front tire is 110/80-R17 while the rear tire is 130/70-R17. Its dimensions include a length of 2010mm/79.1in, a width of 720mm/28.3in, and a height of 1120mm/44.0in. The wheelbase is 1370mm/53.9in, ground clearance is 140mm/5.5in, and seat height is 775mm/30.3in. The dry weight is 178 kg/392.4 lbs with a fuel capacity of 14 liters/3.7 US gal.

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Technical specifications:

Make Model: Honda CBR 450SR

Year: 1993-94

Engine: Four stroke, Transverse four cylinder, DOHC, 3 valve per cylinder.

Capacity: 447 cc / 27.2 cu-in

Bore x Stroke: 75 x 50.6 mm

Compression Ratio: 9.2:1

Cooling System: Liquid cooled

Induction: Keihin 31.3 mm carburetor

Oil Capacity: 2.6 Litres

Ignition: CDI

Starting: Electric

Max Power: 46.5 hp / 33.6 KW @ 8500 rpm

Max Torque: 4.2 Nm / 4.1 kgf-m / 29.5 ft.lbs @ 7000 rpm

Transmission: 6 Speed

Final Drive: Chain

Frame: Dual side box beam in steel tubes

Front Suspension: 37 mm telescopic fork

Front Wheel Travel: 140 mm / 5.5 in

Rear Suspension: Monoshock Box Section Swingarm

Rear Wheel Travel: 110 mm / 4.3 in

Front Brakes: 2x 275mm discs 2 piston calipers

Rear Brakes: Single 220mm disc 1 piston caliper

Front Tyre: 110/80-R17

Rear Tyre: 130/70-R17

Dimensions: Length 2010 mm / 79.1 in Width 720 mm / 28.3 in Height 1120 mm / 44.0 in

Wheelbase: 1370 mm / 53.9 in

Ground Clerance: 140 mm / 5.5 in

Seat Height: 775 mm / 30.3 in

Dry Weight: 178 kg / 392.4 lbs

Fuel Capacity: 14 Litres / 3.7 US gal