Yamaha YZF 600 R Thunder cat (1999-00)

The Yamaha YZF 600R Thundercat is a motorcycle produced in 1999-00, powered by a liquid-cooled, four-stroke transverse four-cylinder engine that delivers 100 horsepower at 11,500 rpm. It has a four-valve-per-cylinder configuration with a capacity of 599cc and 12.0:1 compression ratio. The bike is equipped with a 6-speed transmission and a 530 O-ring chain final drive. The frame is a twin-spar steel delta box design, with 41mm telescopic fork adjustable preload and rebound damping in front suspension and a monoshock rear suspension that is adjustable for preload, bump and rebound. The front and rear brakes are equipped with two 300mm discs with four-piston calipers and a single 245mm disc with a two-piston caliper, respectively. The Thundercat has a wheelbase of 1415mm, a seat height of 810mm and a ground clearance of 135mm. Its dry weight is 189 kg and wet weight is around 210 kg with a fuel capacity of 19 litres. The motorcycle can reach a top speed of 246.8 km/h and can go from 0-60 km/h in 13.5m, with a 11.3 sec quarter-mile run. The Yamaha YZF 600R Thundercat performance was tested and reviewed in Group Test Motosprint 1997. The average consumption of fuel for Thundercat is 6.1 L/100km.

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Technical specifications:

Make Model: Yamaha YZF 600R Thundercat

Year: 1999 – 00

Engine: Four stroke, transverse four cylinder, DOHC, 4 valves per cylinder

Capacity: 599 cc / 36.5 cu-in

Bore x Stroke: 62 x 49.6 mm

Cooling System: Liquid cooled

Compression Ratio: 12.0:1

Induction: 4 x 36 mm Keihin CV downdraft carburetors

Ignition: Digital TCI

Starting: Electric

Max Power: 72.9 kW / 100 hp @ 11500 rpm

Max Power Rear Tyre: 67.9 kW / 91.0 hp @ 11500 rpm

Max Torque: 65.7 Nm / 6.7 kgf-m / 48.7 lb-ft @ 9500 rpm

Transmission: 6 Speed

Final Drive: 530 O-ring chain OEM sprocket sizes per tooth Front= 15 Back= 47

Frame: Twin spar, steel, delta box

Front Suspension: 41 mm telescopic fork adjustable preload, compression and rebound damping

Front Wheel Travel: 130 mm / 5.1 in

Rear Suspension: Monoshock adjustable preload, bump and rebound

Rear Wheel Travel: 120 mm / 4.7 in

Front Brakes: 2x 300 mm Discs, 4 piston calipers

Rear Brakes: Single 245mm disc, 2 piston caliper

Front Tyre: 120/60-17

Rear Tyre: 160/60-17

Rake: 25.0 degrees

Trail: 97 mm / 3.82 in

Dimensions: Length 2060mm / 81.1 in Width 754 mm / 29.6 in Height 1190 mm / 46.8 in

Wheelbase: 1415 mm / 55.7 in

Seat Height: 810 mm / 31.7 in

Ground Clearance: 135 mm / 5.3 in

Dry Weight: 189 kg / 417 lbs

Wet Weight: 210 kg / 463 lbs

Fuel Capacity: 19 Litres / 5.0 US gal / 4.2 Imp gal

Consumption Average: 6.1 L/100 km / 16.4 km/l / 38.6 US mpg / 46.3 Imp mpg

Braking 60 km/h – 0: 13.5 m / 44.3 ft

Braking 100 km/h – 0: 37.5 m / 123 ft

Standing 1/4 Mile: 11.3 sec / 194.7 km/h / 121 mph

Top Speed: 246.8 km/h / 153.3 mph

Road Test: Group Test Motosprint 1997