Honda CBR250RR
45 hp, 249 cc, 346 lbs1990 - 1993
Honda CB600F Hornet
100 hp, 599 cc, 437 lbs2007 - 2013
EngineHonda CBR250RRHonda CB600F Hornet
Displacement249 cc599 cc
Max power45 hp (@15 000 RPM)100 hp (@12 000 RPM)
Max torque15 lb ft (@12 000 RPM)46 lb ft (@10 500 RPM)
Redline19 000 RPM13 000 RPM
Idling speed1 200 RPM1 350 RPM
ManagementCarburetorFuel Injection
LayoutDOHC Inline-4SOHC Inline-4
Compression11.50:112.00:1
Oil capacity2.56 quart3.31 quart
Oil typeSAE10W–40, SAE20W–50
Spark plug typeNGK CR9EH–9, NGK CR9EHVX–9NGK CR9EH-9, DENSO U27FER-9
CoolingLiquidLiquid
Valves1616
Bore48.5 mm67.0 mm
Stroke33.8 mm42.5 mm
Weight to power7.69 lbs/hp4.37 lbs/hp
Power to weight325 hp/2500lbs572 hp/2500lbs
Battery type12V 8Ah, YTLBX712V 8.6Ah
GearboxHonda CBR250RRHonda CB600F Hornet
TypeSequentialSequential
ClutchWetWet
DriveChainChain
Chain typeDID428VS1, RK428SMO#525 O-ring
Gears count66
Primary ratio2.9662.111
Final drive3.0582.688
1. gear2.733 (54 mph)2.75 (61 mph)
2. gear2.0 (73 mph)1.938 (87 mph)
3. gear1.59 (93 mph)1.556 (109 mph)
4. gear1.333 (111 mph)1.348 (125 mph)
5. gear1.153 (127 mph)1.208 (140 mph)
6. gear1.035 (142 mph)1.095 (154 mph)
ChasisHonda CBR250RRHonda CB600F Hornet
Frame typeBackbone steelBackbone aluminium
Front susp.37mm forks41mm HMAS USD, 4.72 in travel
Rear susp.MonoshockMonoshock, 5.04 in travel