Spec Sheet
The information below is specific to the Honda - VFR 750 RJ RC30 88, showing anything for service information to the amount of fork oil or even the tyre pressures. If you would like to contribute any missing information, please use the edit link below.
Back.Bike Info
CC:
750
Bike Description:
Hand built road legal racer created for homologation purposes for the World Superbike championship by Honda Racing Corporation (HRC). RC30 was first released to the Japanese market in 1987. The close ratio gearbox which had an extremely high first gear ratio (0 - 82mph). 360 degree crank arrangement instead of 180 degree on road going VFR750. Japanese Market bikes (1000 produced) produced less horsepower and have smaller headlights, turn signals and rear-view mirrors as well as different graphics than the European model.
Chassis info:
jh2rc309
Service
Cooling System (litres):
2.3 Twin Radiators / Fans
Engine Oil Classification API:
se
Engine Oil Grade SAE:
10w/40
Engine Oil quantity with filter (litres):
3.1
Float Height:
9 mm
Front Fork Oil cc (left leg):
394
Front Fork Oil cc (right leg):
394
Spark Plugs Gap (mm):
0.8 - 0.9
Valve Clearance Cold - Exhaust:
0.22 - 0.28 mm
Valve Clearance Cold - Inlet:
0.13 - 0.19 mm
Brakes
Front:
Twin Disc
Rear:
Disc
Front Disc Size:
310 mm
Front-Pistons-per-caliper:
4
Dimensions
Dry Weight:
185 kgs
Fuel Capacity:
18.00 litres (4.76 gallons)
Wet Weight:
240 kg
Wheelbase:
1405 mm
Electrics
Voltage:
12v
Battery:
YTX12-BS
Ignition:
CDI
Spark Plugs:
NGK CR9EH-9
Engine
Type:
Liquid Cooled DOHC V Four
Bore x Stroke:
70.0 x 48.6 mm
Carburation:
38 mm Keihin VDJ4A
Carburation Idle Jet:
38
Carburation Main Jet:
front-115 rear-112
Compression Ratio:
11.0:1
Displacement:
748cc
Firing Order:
.
Fuel Minimum Octane Rating:
91
No. of Valves:
16
Pilot Screw Setting:
2.25
Red line RPM:
12500
Starting:
Electric
Valve Train:
Gear Driven
Transmission
Chain Number of Links:
106
Clutch Type:
Wet multiplate
Sprocket front:
16
Sprocket rear:
40
Transmission:
6 Speed
Misc.
Colour Options:
White (rare) or TriColour Red White and Blue
Exhaust:
Stainless steel exhaust pipe and silencer
Frame:
Aluminium Beam
Motorcycle Style:
Sports
Place of Manufacture:
Hamamatsu Japan
Swing Arm:
Single Sided
Suspension
Front:
43 mm Telescopic Forks
Rear:
Monoshock
Tyres
Front:
120/70-ZR17 Tubeless
Rear:
170/60-ZR18 Tubeless
Add information to the model
All information presented on the website is given to the best of our knowledge at the given time. All information is intended to only as a guide. A major Japanese manufacturer's quote:
We reserve the right to vary our specification with or without notice, and as such time and in such manner as we think fit.