Spec Sheet
The information below is specific to the Sunbeam - S7 46-49, 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:
500
Service
2 Stroke Tank - Litres:
N/A
Chain Freeplay mm:
N/A
Coolant:
N/A
Cooling System (litres):
N/A
Engine Oil Grade SAE:
50W
Gearbox Oil grade:
50W
Spark Plugs Gap (mm):
0.50
Transmission oil:
N/A
Transmission oil quantity:
N/A
Valve Adjustment Interval:
2000 Miles
Valve Clearance Cold - Exhaust:
0.018" 0.46mm
Valve Clearance Cold - Inlet:
0.018" 0.46mm
Brakes
Front:
Drum
Rear:
Drum
Brake fluid:
N/A
Front Disc Size:
N/A
Front-Pistons-per-caliper:
N/A
Rear Disc Size:
N/A
Rear-Pistons-per-caliper:
N/A
Electrics
Voltage:
6v
Charging System:
Alternator
Ignition:
Points & Coil
Spark Plugs:
NGK B6ES
Engine
Type:
Air Cooled 2 Stroke OHV Inline Twin
Carburation:
Single Amal Pre Monoblock
Compression Ratio:
6.5:1
Displacement:
487 cc
No. of Valves:
4
Starting:
Kick
Valve Train:
SOHC
Transmission
Chain type:
N/A
Clutch Type:
Dry
Gearchange Pattern:
1 Up 3 Down
Gear Ratio 5th:
N/A
Gear Ratio 6th:
N/A
Sprocket front:
N/A
Sprocket rear:
N/A
Transmission:
Manual
Misc.
Number Produced:
2100
Place of Manufacture:
England
Suspension
Front:
Telescopic
Rear:
Plunger
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.