Yamaha FZ1
143 hp, 998 cc, 509 lbs2001 - 2005
Kawasaki Z1000
140 hp, 1043 cc, 487 lbs2014 - 2018
EngineYamaha FZ1Kawasaki Z1000
Displacement998 cc1043 cc
Max power143 hp (@10 000 RPM)140 hp (@10 000 RPM)
Max torque77 lb ft (@7 500 RPM)81 lb ft (@7 300 RPM)
Redline11 500 RPM11 200 RPM
Idling speed1 050 RPM1 200 RPM
ManagementCarburetorFuel Injection
LayoutDOHC Inline-4DOHC Inline-4
Compression11.40:111.80:1
Oil capacity2.84 quart3.79 quart
Oil typeYAMALUBE 4, 10W-30SAE 10W40
Spark plug typeNGK CR9E, DENSO U27ESR-NNGK CR9EIA-9
CoolingLiquidLiquid
Valves2016
Bore74.0 mm77.0 mm
Stroke58.0 mm56.0 mm
Throttle bore37.0 mm38.0 mm
Weight to power3.56 lbs/hp3.48 lbs/hp
Power to weight701 hp/2500lbs718 hp/2500lbs
Battery typeGT14B-4, 12V 12Ah12V 10Ah
GearboxYamaha FZ1Kawasaki Z1000
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain type
Gears count66
Primary ratio1.5811.627
Final drive2.752.867
1. gear2.5 (78 mph)2.6 (67 mph)
2. gear1.842 (106 mph)1.95 (89 mph)
3. gear1.5 (130 mph)1.6 (109 mph)
4. gear1.333 (147 mph)1.389 (126 mph)
5. gear1.2 (163 mph)1.238 (141 mph)
6. gear1.115 (175 mph)1.107 (158 mph)
ChasisYamaha FZ1Kawasaki Z1000
Frame typeDouble cradle steelAluminum twin-spar
Front susp.43mm fork, 5.51 in travelShowa 41mm USD, 4.72 in travel
Rear susp.Swingarm, 5.31 in travelMonoshock, 5.39 in travel