Yamaha YZF100R Thunderace (1997)

The Yamaha YZF1000R Thunderace was a sport bike that was released in 1997. It had a four-stroke, transverse four-cylinder, DOHC engine with a capacity of 1002cc. Its compression ratio was 11.5:1 and it had a wet sump lubrication system that used mineral oil. The bike was equipped with 4x 38mm Mikuni BDSR38 with TPS carburettors and digital TCI ignition. It had a maximum power output of 145hp at 10000rpm and a maximum torque of 108.3Nm at 8500rpm. The bike featured a multi-plate wet clutch and a 5-speed transmission with chain final drive. Its frame was an aluminium twin spar design with a 45mm front fork and a mono-shock adjustable rear suspension. The front brakes had 2x 298mm discs and 4-piston calipers, while the rear brake had a single 245mm disc and a 2-piston caliper. The bike had hollow spoke cast alloy wheels with a 120/70 ZR17 front tyre and a 180/55 ZR17 rear tyre. It weighed 198kg and had a fuel capacity of 19 litres. The bike’s average fuel consumption was 16.8 km/lit, and it had a top speed of 261.9 km/h. Overall, the Yamaha YZF1000R Thunderace was a powerful and stylish sport bike that was designed to deliver a thrilling riding experience.

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Technical specifications:

Make Model: Yamaha YZF 1000R Thunder ace

Year: 1997

Engine: Four stroke, transverse four cylinder, DOHC, 5 valves per cylinder

Capacity: 1002 cc / 61.1 cu-in

Bore x Stroke: 75.5 x 56 mm

Cooling System: Liquid cooled

Compression Ratio: 11.5:1

Exhaust: Alloy muffler

Lubrication: Wet sump

Engine Oil: ineral, 20W/40

Induction: 4x 38mm Mikuni BDSR38 with TPS carbs

Ignition: Digital TCI

Spark Plug: NGK, DR8EA

Starting: Electric

Max Power: 145 hp / 106.7kW @ 10000 rpm

Max Power Rear Tyre: 133.2 hp / 110 Nm @ 10100 rpm

Max Torque: 108.3Nm / 11kgf-m @ 8500 rpm

Clutch: Multi-plate wet clutch

Transmission: 5 speed

Final Drive: Chain

Frame: Aluminium, twin spar

Front Suspension: 45mm forks, adjustable preload, bump and rebound.

Rear Suspension: Mono shock adjustable preload, bump and rebound.

Front Brakes: 2x 298mm discs 4 piston calipers

Rear Brakes: Single 245mm disc 2 piston caliper

Wheels: Hollow spoke cast alloy

Front Tyre: 120/70 ZR17

Rear Tyre: 180/55 ZR17

Dimensions: Length 2085mm / 82.0 in Width 740 mm / 29.1 in

Wheelbase: 1433 mm / 56.4 in

Seat Height: 795 mm / 31.3 in

round Clearance: 135mm / 5.3 in

Dry Weight: 198 kg / 436.5 lbs

Fuel Capacity: 19 Litres / 5.0 gal

Consumption Average: 16.8 km/lit

Braking 60 – 0 / 100 – 0: 13.3 m / 37.9 m

Standing 1/4 Mile: 10.2 sec / 211.5 km/h

Top Speed: 261.9 km/h / 162.7 mph