Spec Sheet
The information below is specific to the Honda - VFR 400 R3K (NC30) (Japan) 89-90, 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:
400
Bike Description:
Japanese Market NC30 restricted to 180 kph. Speedo sends signal to CDI.Engine NC13E
Service
Chain Freeplay mm:
25-30mm
Cooling System (litres):
2.1
Engine Oil Classification API:
SF
Engine Oil Grade SAE:
10w/40
Engine Oil quantity (litres):
2.4
Engine Oil quantity with filter (litres):
2.6
Final Drive grade:
O-Ring 525 Pitch Rivet Type Master Link
Final Drive quantity:
104 Links
Float Height:
6.8mm
Fork oil grade:
10W
Front Fork Oil cc (left leg):
390
Front Fork Oil cc (right leg):
390
Idle Speed (rpm):
1300rpm ± 100rpm
Spark Plugs Gap (mm):
0.6 - 0.7
Tyre Pressure Back Bar / psi:
2.25 / 33
Tyre Pressure Back - Pillion Bar / psi:
2.5 / 36
Tyre Pressure Front Bar / psi:
2.25 / 33
Tyre Pressure Front - Pillion Bar / psi:
2.25 / 33
Valve Clearance Cold - Exhaust:
0.21mm - 0.27mm
Valve Clearance Cold - Inlet:
0.12mm - 0.18mm
Brakes
Front:
Twin Disc
Rear:
Disc
Front Disc Size:
296 mm
Front-Pistons-per-caliper:
4
Rear Disc Size:
220 mm
Rear-Pistons-per-caliper:
2
Dimensions
Dry Weight:
164 Kg
Fuel Capacity:
15 litres
Ground Clearance:
125 mm
Height:
1075 mm / 42.3 Inches
Length:
1985 mm / 78.1 Inches
Reserve Fuel Capacity:
3.0 Litres
Seat Height:
705 mm
Wet Weight:
182 Kg
Wheelbase:
1345 mm / 53.0 Inches
Width:
705 mm
Electrics
Voltage:
12v
Battery:
YTX7A-BS
Bulb-Headlight:
H4R Japanese Market 60/35W Halogen
Charging System:
3 Phase Stator
Headlight Fuse:
10 Amp
Ignition:
CDI Capacitor discharge ignition
Ignition Timing:
18 Degrees BTDC @ 1,200 Rpm
Main Fuse:
30Amp Blade Fuse
Spark Plugs:
NGK ER9EH
Tail Light Fuse:
10 Amp
Engine
Type:
Liquid Cooled 4 Stroke DOHC V Four
Air Filtration:
Paper Element
Bore x Stroke:
55mm x 42mm
Carburation:
4 x 34 mm Keihin Carburettors
Carburation Idle Jet:
32
Carburation Main Jet:
Front 122 Rear 130
Compression Ratio:
11.3:1
Displacement:
399 cc
Firing Order:
1-3-2-4
Lubrication System:
Wet Sump
No. of Valves:
16
Pilot Screw Setting:
2 turns out.
Red line RPM:
14,500 Rpm
Starting:
Electric
Valve Train:
Geared
Transmission
Chain Number of Links:
104
Chain type:
525
Clutch Type:
Wet Multi Plate
Final Drive:
Chain
Gearchange Pattern:
1-N-2-3-4-5-6
Gear Ratio 1st:
2.928 (41/14)
Gear Ratio 2nd:
2.166 (39/18)
Gear Ratio 3rd:
1.800 (36/20)
Gear Ratio 4th:
1.591 (35/22)
Gear Ratio 5th:
1.435 (33/23)
Gear Ratio 6th:
1.318 (29/22)
Primary Drive:
Gear Driven
Primary Drive Ratio:
2.117(72/34)
Sprocket front:
14
Sprocket rear:
40
Transmission:
6 Speed Constant Mesh
Misc.
Exhaust:
four into one
Frame:
Aluminium Twin Beam
Fuel Control:
Naturally Aspirated
Insurance Group:
10 of 17
Motorcycle Style:
Sports
Place of Manufacture:
Japan
Swing Arm:
Single Sided
Power
Fuel Consumption:
40 Mpg
Max Power Output:
60 Bhp
Max Torque:
27.7 Ft-Lbs
Standing 1/4 mile:
12.6 Second 175 km/h 109 mph
Top Speed:
219 Km/h / 136 Mph
Suspension
Front:
Twin Fork Sdt Telescopic
Rear:
Mono Pro Link
Tyres
Front:
120/60-17 Tubeless
Rear:
150/60-18 Tubeless
Wheels
Bearing Front Left:
6004 2RS
Bearing Front Right:
6004 2RS
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.