Yamaha R1
152 HP, 60 ci, 425 lbs 2002 - 2003
Metric US
Engine
Max power 152 HP (@10 500 RPM)
Max torque 76 lb ft (@8 500 RPM)
Displacement 60 ci
Layout DOHC Inline-4
Valves 20
Redline 11 750 RPM
Idling speed 1 200 RPM
Management Fuel Injection
Compression 11.80:1
Bore x Stroke 2.91 in x 2.28 in
Throttle bore 1.57 in
Cooling Liquid
Weight to power 2.80 lbs/HP
Power to weight 893 HP/2500lbs
Brakes
Front brakes Two discs
Front caliper 4 pistons
Front brake diameter 298 mm
Rear brakes Disc
Rear caliper 4 pistons
Rear brake diameter 220 mm
Tires
Front tire 120/70 R17
Rear tire 190/50 R17