Yamaha YZF R1 (2003)

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The Yamaha YZF1000 R1 is a motorcycle model with a four stroke, transverse four cylinder, DOHC, 5 valves per cylinder engine. The engine has a capacity of 998 cc / 60.9 cu-in, with a bore of 74mm and a stroke of 58mm. The Compression Ratio is 11.8:1, with a liquid cooled cooling system, and a wet sump lubrication. The bike is equipped with an alloy muffler and a 4 x 40mm Mikuni CV Downdraft carbs induction system. Other features include a digital TCI ignition system and a NGK, CR9E spark plug. The motorcycle is electrically started and can produce up to 152 hp / 110.8 kW @ 10500 rpm with a maximum torque of 104.9 Nm / 10.71 kg-m @ 8500 rpm. It is fitted with a wet, multiple discs, cable operated clutch and a 6-speed transmission with a final chain drive. The frame is built with aluminum twin spar, and the motorcycle’s suspension system includes a 43mm inverted telescopic forks (front suspension) and a truss-type Aluminum swinging arm Monocross (rear suspension) with preload, compression and rebound damping adjustable. The front brakes are 2 x 298mm discs with 4 piston calipers, while the rear brakes are single 220mm disc with 4 piston caliper. Its specifications include a 24-degree rake, 91mm trail, and a wheelbase of 1395mm/54.8in. The fuel tank has a capacity of 18L/4.7gal, and the bike weighs 192kg/423lbs when wet. It has a consumption average of 17.8 km/lit, standing 1/4 mile time of 10.6 seconds and a top speed of 277.5 km/h.

Technical specifications:

Make Model: Yamaha YZF1000 R1

Year: 2003


Engine: Four stroke, transverse four cylinder, DOHC, 5 valves per cylinder.
Capacity: 998 cc / 60.9 cu-in
Bore x Stroke: 74 x 58 mm
Compression Ratio: 11.8:1
Cooling System: Liquid cooled
Lubrication: Wet sump
Engine Oil: Mineral, 20W/40
Exhaust: Alloy muffler
Induction: 4 x 40mm Mikuni CV Downdraft carbs
Ignition: Digital TCI
Spark Plug: NGK, CR9E
Starting: Electric
Max Power: 152 hp / 110.8 kW @ 10500 rpm
Max Torque: 104.9 Nm / 10.71 kg-m @ 8500 rpm
Clutch: Wet, multiple discs, cable operated

Transmission: 6 Speed
Final Drive: Chain
Gear Ratio: 1st 39/15 (2.600) 2nd 35/19 (1.842) 3rd 30/20 (1.500) 4th 28/21 (1.333) 5th 30/25 (1.200) 6th 29/26 (1.115)
Frame: Aluminium, twin spar
Front Suspension: 43mm inverted telescopic forks, preload, compression and rebound damping adjustable.
Rear Wheel Travel: 120 mm / 4..7 in
Rear Suspension: Truss-type Aluminium swinging arm Monocross, preload, compression and rebound damping adjustable.
Rear Wheel Travel: 130 mm / 5.1 in
Front Brakes: 2 x 298mm discs 4 piston calipers
Rear Brakes: Single 220mm disc 4 piston caliper
Rim Front: 3.50-17
Rim Rear: 6.00-17
Front Tyre: 120/70 ZR17
Rear Tyre: 190/50 ZR17
Rake: 24 degrees
Trail: 91 mm / 3.8 in
Dimensions: Length 2040 mm / 80.3 in Width 705 mm / 27.7 in Height 1105 mm / 43.5 in
Wheelbase: 1395 mm / 54.9 in
Ground Clearance: 140 mm / 5.5 in
Seat Height: 813 mm / 32.3 in

Dry Weight: 175 kg / 389.5 lbs
Wet Weight: 192 kg / 423 lbs
Fuel Capacity: 18 Litres / 4.7 gal
Consumption Average: 17.8 km/lit
Standing 1/4 Mile: 10.6 sec
Top Speed: 277.5 km/h

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