Honda - CB 650 B 81

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Bike Info

CC:
650
CB 650 B Parts and accessories

Service

Chain Freeplay mm:
15-25
Engine Oil Classification API:
SE
Engine Oil Grade SAE:
10W/40
Engine Oil quantity with filter (litres):
3.0
Idle Speed (rpm):
1050 ± 100
Spark Plugs Gap (mm):
0.6 ~ 0.7
Tyre Pressure Back Bar / psi:
28 psi
Tyre Pressure Back - Pillion Bar / psi:
32 psi
Tyre Pressure Front Bar / psi:
28 psi
Tyre Pressure Front - Pillion Bar / psi:
28 psi
Valve Clearance Cold - Exhaust:
0.08 mm
Valve Clearance Cold - Inlet:
0.05 mm

Brakes

Front:
Twin Disc
Rear:
Drum
Brake fluid:
DOT 3

Dimensions

Dry Weight:
204 kg
Fuel Capacity:
13.5 litres
Height:
1160 mm
Length:
2215 mm
Rake:
59 degrees
Reserve Fuel Capacity:
2.5 litres
Trail:
131 mm
Wet Weight:
218 kg
Wheelbase:
1470 mm
Width:
870 mm

Electrics

Voltage:
12v
Battery:
YB12A-A
Bulb-Headlight:
60/55 W
Charging System:
A.C. generator
Ignition:
CDI
Main Fuse:
30 amp
Spark Plugs (Iridium):
NGK DR8EIX

Engine

Type:
Air Cooled 4 Stroke SOHC Straight Four
Air Filtration:
Paper element
Bore x Stroke:
59.80 x 55.80 mm
Carburation:
4 Keihin VB44A Constant-Velocity
Compression Ratio:
9.0:1
Displacement:
627 cc
Firing Order:
1-2-4-3
Fuel Minimum Octane Rating:
91 RON
No. of Valves:
8

Transmission

Chain Number of Links:
102
Clutch Type:
Wet multi plate
Final Drive:
Chain
Gearchange Pattern:
1 N 2 3 4 5
Gear Ratio 1st:
2.500
Gear Ratio 2nd:
1.722
Gear Ratio 3rd:
1.333
Gear Ratio 4th:
1.074
Gear Ratio 5th:
0.885
Primary Drive Ratio:
2.737 : 1
Sprocket front:
16
Sprocket rear:
38
Transmission:
5 speed

Misc.

Motorcycle Style:
ROADSTER

Tyres

Front:
325-19 Tubeless
Rear:
400-18 Tubeless