Yamaha FZ6-ST
98 hp, 600 cc, 456 lbs2006 - 2009
Yamaha R1
170 hp, 998 cc, 428 lbs2004
EngineYamaha FZ6-STYamaha R1
Engine code5VX8
Displacement600 cc998 cc
Max power98 hp (@12 000 RPM)170 hp (@12 500 RPM)
Max torque46 lb ft (@10 000 RPM)78 lb ft (@10 500 RPM)
Redline14 000 RPM13 500 RPM
Idling speed1 250 RPM
ManagementFuel InjectionFuel Injection
LayoutDOHC Inline-4DOHC Inline-4
Compression12.20:112.40:1
Oil capacity2.37 quart3.60 quart
Oil type10W40, Yamalube 10W40, Shell Rotella 10W4015W50, Motul 300V 15W50, Liqui Moly 15W50
Spark plug typeNGK CR9EKNGK CR9EK
CoolingLiquidLiquid
Valves1616
Bore65.5 mm77.0 mm
Stroke44.5 mm53.6 mm
Weight to power4.66 lbs/hp2.52 lbs/hp
Power to weight536 hp/2500lbs993 hp/2500lbs
Battery typeYT12B-BS
GearboxYamaha FZ6-STYamaha R1
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain typeDID 50V4
Gears count66
Primary ratio1.9551.512
Final drive2.8752.647
1. gear2.846 (65 mph)2.533 (97 mph)
2. gear1.947 (94 mph)2.063 (119 mph)
3. gear1.556 (118 mph)1.762 (139 mph)
4. gear1.333 (138 mph)1.522 (161 mph)
5. gear1.19 (154 mph)1.364 (180 mph)
6. gear1.083 (170 mph)1.269 (194 mph)
ChasisYamaha FZ6-STYamaha R1
Frame typeDiamondDiamond
Front susp.Telescopic fork, 5.12 in travelTelescopic fork - Coil spring/oil damper (120 mm travel)
Rear susp.Monoshock, coil spring/gas oil damperSwingarm (link suspension) - Coil spring/gas-oil damper