1989 Honda 400 CB1

Click pictures for detailed close-ups
1989 Honda 400 CB1 Nearside View
1989 Honda 400 CB1 Rear Offside View
1989 Honda 400 CB1 Front View

Rolling Chassis

Frame type:

 Diamond.

Front suspension:

 Telescopic fork

Front wheel travel:

 130 mm, 5.1 in.

Rear suspension:

 Box SectionSwingarm

Rear wheel travel:

 110 mm, 4.3 in.

Rear Damper:

 Gas-filled

Front tire size:

 110/70-17 54H

Rear tire size:

 140/70-17 66H

Bridgestone Front/Rear:

G547/G548

Dunlop Front/Rear:

 K505F/K505

Front brake:

 Hydraulic disc brake

Rear brake:

 Hydraulic disc brake

Caster angle:

 25degrees 30minutes

Trail length:

 99 mm, 3.9 in.
1989 Honda 400 CB1 Rear View

ENGINE

Bore and stroke:

 55.0 x 42.0 mm, 2.17 x 1.65 in.

Displacement:

 399 cu. cm, 24.3 cu in.

Compression ratio

 11.5:1

Valve train:

 Gear driven DOHC, 4 valves per cylinder

Intake valve:

 opens at 1 mm lift 5 deg ATDC

Intake valve:

 closes at 1 mm lift 33 deg ABDC

Exhaust valve:

 opens at 1 mm lift 33 deg BBDC

Exhaust valve:

 closes at 1 mm lift 5 deg BTDC

Lubrication system:

 Forced pressure and wet sump

Cooling system:

 Liquid cooling system with cooling fan

Crankshaft type:

 Unit-type, 6 main journals

Engine weight(dry)

 57 kg, 126 Ibs.

Firing order:

 1-2-4-3.

Cylinder arrangement:

 Vertical 30 deg. in line four

TRANSMISSION

Clutch system:

 Wet, multi-plate

Clutch operation system:

 Mechanical type

Gearbox:

 6 speed constant-mesh

Primary reduction:

 2.181 (96/44)

Final reduction:

 2.733(41/15)

Gearratio 1st:

 3.307(43/13)

Gear ratio 2nd:

 2.352 (40/17)

Gear ratio 3rd:

 1.875(30/16)

Gear ratio 4th:

 1.590(35/22)

Gear ratio 5th:

Gear ratio 6th:

 1.3333(32/24)

Front Sprocket:

 15

Rear Sprocket:

 41

Chain:

 525x104
1989 Honda 400 CB1 Lower O/S Rear View

CARBURATION

Air filtration:

 Paper filter

Carberator type:

 VG06

Throttle bore:

 32.5 mm, 1.28 in.

DIMENSIONS

Fuel tank capacity:

 11.5 litres, 3.04 US gal, 2.53 Imp gal.

Fuel tank reserve capacity:

 3.5 litres, 0.92 US gal, 0.77 Imp gal.

Overall Length:

 2035mm

Overall Width:

 705mm

Overall Height:

 1025mm

Wheelbase:

 1370mm

Seat Height:

 775mm

Foot Peg Height:

 335mm

Ground Clearance:

 130mm

Dry Weight:

 170kg
1989 Honda 400 CB1 Lower O/S Front View
1989 Honda 400 CB1 Tank View
1989 Honda 400 CB1 Clocks View
1989 Honda 400 CB1 Dent

Parts Fiche

Technical specifications are meant as a guide only, www.wemoto.com accepts no responsibility for any errors or omissions