The Yamaha YZF 600R Thundercat was a popular motorcycle model produced in 1997. It had a 599cc, four-stroke engine with four cylinders and 4 valves per cylinder, as well as liquid cooling and a compression ratio of 12.0:1. The bike started electrically and had a maximum power of 72.9 kW / 100 hp at 11,500 rpm. It had a six-speed transmission and a 530 O-ring chain for final drive. The frame was a twin spar, steel delta box, and the front suspension was a 41 mm telescopic fork adjustable for preload, compression, and rebound damping. The rear suspension was a monoshock adjustable for preload, bump, and rebound. The front brakes had two 300 mm discs and four-piston calipers, while the rear brake had a single 245 mm disc and a two-piston caliper. The dimensions of the bike were Length 2060mm, width 754 mm, and height 1190 mm. The wet weight was 210 kg, and it had a fuel capacity of 19 liters. The average consumption was 6.1 L/100 km. The bike could do a standing quarter-mile in 11.3 seconds at 194.7 km/h and had a top speed of 246.8 km/h. A group test in Motosprint 1997 rated the Thundercat highly.
Technical specifications:
Make Model: Yamaha YZF 600R Thundercat
| Year | 1997 |
|---|---|
| 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 |
