Yamaha YZF100R Thunderace (1999)

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The Yamaha YZF 1000R Thunderace motorcycle was manufactured in 1999 with a four-stroke, transverse four-cylinder, DOHC engine with a 1002cc capacity and a bore x stroke of 75.5 x 56 mm. It has a liquid-cooled cooling system and a compression ratio of 11.5:1 with an alloy muffler exhaust and wet sump lubrication. The induction system includes 4x 38mm Mikuni BDSR38 with TPS carbs and digital TCI ignition with NGK DR8EA spark plugs. The bike has a maximum power of 145 hp/106.7kW @ 10000 rpm and a maximum torque of 108.3Nm/11kgf-m @ 8500 rpm. The transmission includes a multi-plate wet clutch with a 5-speed gearbox and a chain final drive. The aluminium frame is twin-spar, and the bike has front suspension with 45mm forks that are adjustable for preload, bump, and rebound. The rear suspension is mono-shock adjustable for preload, bump, and rebound. The bike also features front brakes with two 298mm discs with four-piston calipers and rear brakes with a single 245mm disc with a two-piston caliper. The bike has hollow spoke cast alloy wheels, and the front tyre is 120/70 ZR17 while the rear tyre is 180/55 ZR17. The Yamaha YZF 1000R Thunderace has a length of 2085mm/82.0 in, width of 740mm/29.1 in, and a wheelbase of 1433mm/56.4 in with a seat height of 795mm/31.3 in and a round clearance of 135mm/5.3 in. The bike weighs 198 kg/436.5 lbs and has a fuel capacity of 19 litres/5.0 gal, with an average consumption of 16.8 km/lit. The Yamaha YZF 1000R Thunderace also has excellent braking capabilities, as attested to by its 60-0 and 100-0 distances of 13.3m/37.9m, respectively. Moreover, the bike has a standing 1/4 mile of 10.2 sec/211.5 km/h and a top speed of 261.9 km/h/162.7 mph.

Technical specifications:

Make Model: Yamaha YZF 1000R Thunder ace

Year: 1999


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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