Spec Sheet
The information below is specific to the Honda - C 90 MM Electric Start 91, 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:
90
Service
Chain Freeplay mm:
10-20
Engine Oil Classification API:
se
Engine Oil Grade SAE:
10W/40
Engine Oil quantity (litres):
SAE 10W-40 / 0.9 Liters
Engine Oil quantity with filter (litres):
0.6
Float Height:
10.7 mm
Idle Speed (rpm):
1700
Spark Plugs Gap (mm):
0.6-0.07
Tyre Pressure Back Bar / psi:
40
Tyre Pressure Front Bar / psi:
28
Valve Clearance Cold - Exhaust:
0.05 mm
Valve Clearance Cold - Inlet:
0.05 mm
Brakes
Front:
Drum
Rear:
Drum
Dimensions
Wet Weight:
81 kg
Electrics
Voltage:
12v
Ignition:
C.D.I
Spark Plugs:
NGK CR7HS
Engine
Type:
Air Cooled 4 Stroke SOHC Flat Single
Air Filtration:
Paper Element
Bore x Stroke:
47 X 49.5 mm
Carburation:
Keihin PBD48A
Carburation Main Jet:
80
Displacement:
85CC
No. of Valves:
2
Pilot Screw Setting:
1.75 turns out from closed
Starting:
Kick and Electric
Transmission
Sprocket front:
16
Sprocket rear:
39
Transmission:
3 Speed
Misc.
Frame:
pressed steel monocoque
Motorcycle Style:
Step Through
Number Produced:
Many Millions
Place of Manufacture:
Japan
Suspension
Front:
Hydraulically dampened leading link forks
Front Travel:
56 mm
Rear:
Pressed steel swinging arm with 2 shock absorbers
Rear Travel:
61 mm
Tyres
Front:
250-17 Tubed
Rear:
250-17 Tubed
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.