Yamaha YZF100R Thunderace (1998)

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The Yamaha YZF1000R Thunderace is a motorcycle produced in 1998 with a four-stroke, transverse four-cylinder, DOHC engine with 5 valves per cylinder, and a capacity of 1002 cc. The bike has a liquid-cooled cooling system and a compression ratio of 11.5:1. The engine is lubricated with wet sump and mineral 20W/40 engine oil. The induction is a 4x 38mm Mikuni BDSR38 with TPS carbs, and the bike has digital TCI ignition with NGK DR8EA spark plugs. The Yamaha YZF1000R Thunderace has an electric start and a maximum power of 145 hp / 106.7 kW @ 10000 rpm. The transmission is a 5-speed with a chain final drive.

The bike has a lightweight aluminum twin-spar frame and front suspension with 45mm forks that are adjustable for preload, bump and rebound. The rear suspension is a mono-shock adjustable for preload, bump and rebound. The front brakes are two 298mm discs with 4-piston calipers, while the rear brake is a single 245mm disc with a 2-piston caliper. The Yamaha YZF1000R Thunderace has hollow spoke cast alloy wheels with a front tire size of 120/70 ZR17 and a rear tire size of 180/55 ZR17.

The bike has a length of 2085mm, a width of 740mm, and a wheelbase of 1433mm. The seat height is 795mm, and the round clearance is 135mm. The dry weight of the bike is 198 kg, and it has a fuel capacity of 19 liters. The consumption average is 16.8 km/lit, and the braking distance from 60-0 / 100-0 is 13.3 m / 37.9 m. The Yamaha YZF1000R Thunderace can reach a top speed of 261.9 km/h or 162.7 mph and can complete a standing quarter-mile in 10.2 sec / 211.5 km/h. Overall, it is a high-performance motorcycle built for speed and handling.

Technical specifications:

Make Model: Yamaha YZF 1000R Thunder ace

Year: 1998


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

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