Honda - NT 400 J/K Bros MkI (NC25) 88-89

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Bike Info

CC:
400
Bike Description:
Japanese Market Motorcycle - A large number of used Bros's imported into the UK 95-00. 52 Degree V Twin Seat Surround logo - Product 2 - Product 1 is near Identical 650cc
Chassis info:
NC25
NT 400 J/K Bros MkI (NC25) Parts and accessories

Service

Coolant:
50-50 Deionised water and anti freeze
Cooling System (litres):
2 litres total, 1.6 litres after drain.
Engine Oil Grade SAE:
10W-40
Engine Oil quantity (litres):
2.0
Engine Oil quantity with filter (litres):
2.3
Final Drive grade:
O-ring 525 chain with 112 links
Fork oil grade:
10W
Front Fork Oil cc (left leg):
499cc, 133mm air gap
Front Fork Oil cc (right leg):
499cc, 133mm air gap
Gearbox Oil grade:
N/A
Idle Speed (rpm):
1200 +/- 100 rpm
Spark Plugs Gap (mm):
0.8 - 0.9 mm
Sprocket carrier bearing:
6007 2RS, 35 x 62 x 14
Tyre Pressure Back Bar / psi:
33 psi, 36 psi for prolonged high speed riding.
Tyre Pressure Back - Pillion Bar / psi:
36
Tyre Pressure Front Bar / psi:
33 psi
Tyre Pressure Front - Pillion Bar / psi:
33
Valve Clearance Cold - Exhaust:
0.20+-0.02 mm
Valve Clearance Cold - Inlet:
0.15+-0.02 mm

Brakes

Front:
Disc
Rear:
Disc
Front Disc Size:
320mm
Front-Pistons-per-caliper:
4
Rear Disc Size:
208mm
Rear-Pistons-per-caliper:
1

Dimensions

Dry Weight:
163kg
Fuel Capacity:
12 litres
Ground Clearance:
155mm
Height:
1050mm
Length:
2060mm
Rake:
27 degrees
Reserve Fuel Capacity:
1.2 litres
Seat Height:
695mm
Trail:
111mm
Wet Weight:
175Kg
Wheelbase:
1425mm
Width:
695mm

Electrics

Voltage:
12v
Battery:
YTX9-BS CTX9-BS
Bulb-Headlight:
H4
Charging System:
12v Regulator
Ignition:
Electronic CDI
Main Fuse:
30A main, 10A x 6, 15A x 1.
Spark Plugs:
4 x DPR8EA-9

Engine

Type:
Liquid Cooled 4 Stroke SOHC V Twin
Air Filtration:
Paper element
Bore x Stroke:
64mm x 62mm
Carburation:
2 Keihin CV
Compression Ratio:
10:1
Displacement:
398
Lubrication System:
Forced pressure and wet sump
No. of Valves:
6 2 Inlet 1 Exhaust Per Cylinder
Starting:
Electric
Valve Train:
Silent chain

Transmission

Chain Number of Links:
112
Chain type:
O-ring 525 chain with 112 links
Clutch Type:
Wet multi plate with coil springs
Final Drive:
Chain
Gearchange Pattern:
1-N-2-3-4-5
Gear Ratio 1st:
14/42
Gear Ratio 2nd:
18/37
Gear Ratio 3rd:
22/35
Gear Ratio 4th:
22/29
Gear Ratio 5th:
23/26
Sprocket front:
JTF 296-16
Sprocket rear:
JTR 1311-44
Transmission:
5 speed manual

Misc.

Colour Options:
Wine Red,Black,Grey
Exhaust:
Two into One with Collector
Frame:
Aluminium Twin Tube Diamond as stressed Member
Fuel Control:
Electric Fuel Pump
Motorcycle Style:
ROADSTER
Place of Manufacture:
Japan
Swing Arm:
Single Sided

Power

Fuel Consumption:
20 km per Litre
Max Power Output:
37 PS or 36 Hp at 8500 rpm
Max Torque:
35 Nm at 6500 rpm
Power/Weight Ratio:
0.1512 KW per Kg
Top Speed:
175 kph 108 mph

Suspension

Front:
41mm Showa Telescopic fork, 130mm travel.
Rear:
Monoshock, 120mm axle travel.

Tyres

Front:
110/80-17 Tubeless
Rear:
150/70-ZR17 Tubeless

Wheels

Bearing Front Left:
6004 LU, 20mm x 42mm x 12mm
Bearing Front Right:
6004 LU, 20mm x 42mm x 12mm
Rear:
Two 6908 LU 40mm x 62mm x 12mm, and one needle roller bearing NK50/25 50mm x 62mm x 25mm.