Yamaha R6
123 hp, 599 cc, 417 lbs2015 - 2016
Honda CB400F
37 hp, 408 cc, 392 lbs1975 - 1977
EngineYamaha R6Honda CB400F
Displacement599 cc408 cc
Max power123 hp (@14 500 RPM)37 hp (@8 500 RPM)
Max torque47 lb ft (@10 500 RPM)24 lb ft (@7 500 RPM)
Redline16 000 RPM10 000 RPM
Idling speed1 200 RPM1 200 RPM
ManagementFuel InjectionCarburetor
LayoutDOHC Inline-4SOHC Inline-4
Compression13.10:19.40:1
Oil capacity3.22 quart3.31 quart
Oil type10W40, Yamalube 10W40, Shell Rotella 10W40
Spark plug typeNGK CR10EK
CoolingLiquidLiquid
Valves168
Bore67.0 mm51.0 mm
Stroke42.5 mm50.0 mm
Throttle bore20.0 mm
Weight to power3.39 lbs/hp10.61 lbs/hp
Power to weight737 hp/2500lbs235 hp/2500lbs
Battery typeYTZ10S12V 12Ah
GearboxYamaha R6Honda CB400F
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain type
Gears count66
Primary ratio2.0733.423
Final drive2.8132.235
1. gear2.583 (78 mph)2.733 (35 mph)
2. gear2.0 (101 mph)1.8 (54 mph)
3. gear1.667 (121 mph)1.375 (71 mph)
4. gear1.444 (140 mph)1.111 (88 mph)
5. gear1.286 (157 mph)0.965 (101 mph)
6. gear1.15 (176 mph)0.866 (112 mph)
ChasisYamaha R6Honda CB400F
Frame typeAluminium DeltaboxTubular downtube cradle
Front susp.USD, dia 41mm, 4.53 in travelTelescopic fork
Rear susp.4.72 in travelSwingarm, two spring shocks