Yamaha R6
121 hp, 600 cc, 182 kg2003 - 2004
Harley Davidson Dyna Street Bob
65 hp, 1584 cc, 304 kg2013
MetricUS
EngineYamaha R6Harley Davidson Dyna Street Bob
Displacement600 cc1584 cc
Max power121 hp (@13 000 RPM)65 hp (@5 500 RPM)
Max torque60 Nm (@12 000 RPM)124 Nm (@3 500 RPM)
Redline15 500 RPM5 800 RPM
Idling speed1 500 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4SOHC V-twin
Compression12.40:19.20:1
Oil capacity3.40 litre2.80 litre
Oil type10W40, Motul 300V 10W40, Shell Rotella 10W40
Spark plug typeNGK CR9EK, NGK CR10EK
CoolingLiquidAir
Valves164
Bore65.5 mm95.0 mm
Stroke44.5 mm111.0 mm
Throttle bore38.0 mm
Weight to power1.50 kg/hp4.68 kg/hp
Power to weight664 hp/Ton213 hp/Ton
Battery type12 V 8 Ah, GT9B-4
GearboxYamaha R6Harley Davidson Dyna Street Bob
TypeSequentialSequential
ClutchWetWet
DriveChainBelt
Chain type
Gears count66
Primary ratio1.9551.353
Final drive3.02.065
1. gear2.846 (110 km/h)3.337 (77 km/h)
2. gear1.947 (161 km/h)2.313 (111 km/h)
3. gear1.556 (202 km/h)1.718 (149 km/h)
4. gear1.333 (235 km/h)1.391 (184 km/h)
5. gear1.19 (264 km/h)1.185 (217 km/h)
6. gear1.083 (290 km/h)1.0 (257 km/h)
ChasisYamaha R6Harley Davidson Dyna Street Bob
Frame typeDiamondTubular-steel double-cradle
Front susp.Telescopic fork USD, 120.00 mm travel41mm showa fork
Rear susp.Swingarm link, spring/gas-oil damperDual Showa shocks