Suzuki RG400 Walter Wolf Racing (1986-87)

The Suzuki RG400 Walter Wolf Racing motorcycle was produced from 1986 to 1987 and features a liquid-cooled, 397 cc two-stroke square four-cylinder engine with rotary valve and exhaust port valves. The compression ratio is 7.0:1, and it has a Suzuki CCI lubrication system with oil pump injection. The bike has 4 x 28 mm Mikuni VM28SH flatslide carburetors, Suzuki PEI ignition, and a wet, 8-plate clutch. The 6-speed transmission uses a chain final drive. The double downtube, full cradle, box section aluminum perimeter frame has a 25.5o rake and a 110 mm trail. The front suspension is an air-adjustable fork with 38mm tubes, adjustable spring preload, and anti-dive valving with 130 mm wheel travel. The rear suspension uses a full floating system with a shock absorber, adjustable for spring preload and has 127 mm wheel travel. Stopping power comes from 2 x 260 mm discs and 4-piston calipers in the front and a single 210 mm disc and a 2-piston caliper in the rear. The bike has a top speed of 205 km/h, can reach 0-100 km/h in 4.9 seconds, and complete a standing 1/4 mile in 11.8 seconds. It has a length of 2100 mm, width of 695 mm, height of 1185 mm, wheelbase of 1425 mm, ground clearance of 120 mm, and seat height of 770 mm. The dry weight is 154 kg and the fuel capacity is 22 liters with a reserve of 5 liters.


Technical specifications:

Make Model: Suzuki RG 400 Walter Wolf

Year: 1986 – 87


Engine: Two stroke, square four cylinder, rotary valve with exhaust port valves
Capacity: 397 cc / 24.2 cu in
Bore x Stroke: 50 x 50.6 mm
Compression Ratio: 7.0:1
Cooling System: Liquid cooled
Lubrication System: Suzuki CCI, oil pump injection
Induction: 4 x 28 mm Mikuni VM28SH Flatslide carburetors
Ignition: Suzuki PEI
Starting: Kick
Max Power: 43.1 kW / 59 hp @ 9000 rpm
Max Torque: 48 Nm / 4.9 kgf-m / 35.4 lb-ft @ 8500 rpm
Clutch: Wet, 8-plate
Transmission: 6 Speed
Final Drive: Chain
Frame: Double downtube, full cradle, box section aluminium perimetre frame

Rake: 25.5o
Trail: 110 mm / 4.3 in
Front Suspension: Air adjustable fork with 38mm tubes, adjustable spring preload and anti dive valving.
Front Wheel Travel: 130 mm / 5.1 in
Front Suspension: Air adjustable fork with 38mm tubes, adjustable spring preload and anti dive valuing.
Rear Suspension: Full floating system, shock absorber, adjustable for spring preload
Rear Wheel Travel: 127 mm / 5.0 in
Front Brakes: 2 x 260 mm Discs, 4-piston calipers
Rear Brakes: Single 210 mm disc, 2-piston caliper
Front Tyre: 110/90 V16
Rear Tyre: 120/90 V17
Dimensions: Length: 2100 mm / 82.7 in Width: 695 mm / 27.4 in Height: 1185 mm / 46.7 in
Wheelbase: 1425 mm / 56.1 in
Ground Clearance: 120 mm / 4.7 in
Seat Height: 770 mm / 30.3 in
Dry Weight: 154 kg / 340 lbs
Wet Weight: 181 kg / 399 lbs
Fuel Capacity: 22 Litres / 5.8 US gal / 4.8 Imp gal
Fuel Reserve: 5 Litres / 1.3 US gal / 1.1 Imp gal
Standing 1/4 Mile: 11.8 sec

Standing: 0 – 100 km/h: 4.9 sec
Top Speed: 205 km/h / 127.4 mph

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