Yamaha R1
170 HP, 60 ci, 428 lbs2004
Engine
Max power170 HP (@12 500 RPM)
Max torque78 lb ft (@10 500 RPM)
Displacement60 ci
LayoutDOHC Inline-4
Valves16
Redline13 500 RPM
ManagementFuel Injection
Compression12.40:1
Bore x Stroke3.03 in x 2.11 in
Oil capacity3.60 quart
Oil type15W50, Motul 300V 15W50, Liqui Moly 15W50
Spark plug typeNGK CR9EK
CoolingLiquid
Weight to power2.52 lbs/HP
Power to weight993 HP/2500lbs
Brakes
Front brakesTwo discs
Front caliper4 pistons
Front brake diameter320 mm
Rear brakesDisc
Rear caliper1 piston
Rear brake diameter220 mm
Brake fluidDOT4
Tires
Front tire120/70 ZR17 M/C (58W)
Pressure36.26 PSI
Rear tire190/50 ZR17 M/C (73W)
Pressure42.06 PSI