Spec Sheet
The information below is specific to the Honda - 400 VFR 400 R3N (NC30) (Japan), 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.
Service
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
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
Brake fluid:
DOT4
Front Disc Size:
296mm Semi Floating
Front-Pistons-per-caliper:
4
Rear Disc Size:
220
Rear-Pistons-per-caliper:
2
Dimensions
Fuel Capacity:
15 litres
Ground Clearance:
125mm (4.9 in.)
Height:
1.075m (42.3in.)
Length:
1.985m (78.1 in.)
Reserve Fuel Capacity:
2 litres
Wheelbase:
1.345m (53.0 in.)
Width:
705mm (27.8 in.)
Electrics
Voltage:
12v
Battery:
12v (6AH) YTX7A-BS
Bulb-Headlight:
35w/60w
Charging System:
350watt triple phase generator
Ignition:
Digitalized full transistor ignition
Ignition Timing:
18-deg. BTDC @ 1,200rpm
Main Fuse:
30amp
Spark Plugs:
NGK ER9EH or ND Y27FER
Engine
Type:
Liquid Cooled 4 Stroke DOHC V Four
Air Filtration:
Paper Element
Bore x Stroke:
55mm x 42mm
Carburation:
Kehin 32mm CV Carb x 4
Carburation Idle Jet:
35
Carburation Main Jet:
Front 122 Rear 120
Compression Ratio:
11.3:1
Displacement:
399 cc
Firing Order:
1-4-3-2
Fuel Minimum Octane Rating:
89
Lubrication System:
Forced Pressure, Wet Sump
No. of Valves:
16
Pilot Screw Setting:
2 turns out.
Red line RPM:
14,500rpm
Starting:
Electric
Valve Train:
Gear driven DOHC; 4 valves per cylinder
Transmission
Chain Number of Links:
104
Chain type:
525
Clutch Type:
Wet Multi-Plate
Gearchange Pattern:
1 N 2 3 4 5 6
Gear Ratio 1st:
2.928 (14/41)
Gear Ratio 2nd:
2.166 (18/39)
Gear Ratio 3rd:
1.800 (20/36)
Gear Ratio 4th:
1.591 (22/35)
Gear Ratio 5th:
1.435 (23/33)
Gear Ratio 6th:
1.318 (22/29)
Sprocket front:
14
Sprocket rear:
40
Misc.
Exhaust:
Single Can, Left Hand Side
Frame:
Twin Spar Aluminium
Fuel Control:
Vaccum Operated Tap
Motorcycle Style:
Sports
Place of Manufacture:
Japan
Swing Arm:
single sided pro arm
Tyres
Front:
120/60-17 Tubeless
Rear:
150/60-18 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.