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Model: SWB

MANUFACTURED BY:
TELES SMITH LIMITED
LONDON, ENGLAND
SERIES OR ASSEMBLY NUMBER:
YEAR INTRODUCED:
YEAR DISCONTINUED:
ENGINE DISPLACEMENT:
250cc (15.25 cu. in.)
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
63 mm (2.481 in.)
PISTON STROKE:
80 mm (3.149 in.)
PISTON RING THICKNESS:
CYLINDER TYPE:
Cast Iron
INTAKE METHOD:
Piston ported
MANUFACTURER ADVERTISED H.P.:
WEIGHT:
OPERATOR CONFIGURATION:
Two Man operation
HANDLEBAR SYSTEM:
Rigid
CHAIN BRAKE:
none
CLUTCH:
Manual, dry plate
DRIVE TYPE:
Bevel gear transmission
CONSTRUCTION:
Sand cast aluminum
MAGNETO TYPE:
Villiers flywheel type
CARBURETOR:
Villiers float type
MAJOR REPAIR KIT:
MINOR REPAIR KIT:
AIR FILTER SYSTEM:
Wire screen element
STARTER TYPE:
Rope wound around pulley on flywheel
OIL PUMP:
Manual
MAXIMUM ENGINE RPM:
3,000 to 3,600
IDLE RPM:
IGNITION TIMING:
9.5 mm (0.375 in.) before TDC
BREAKER POINT SETTING:
0.38 mm (0.015 in.)
FLYWHEEL/COIL AIR GAP:
Position is fixed
SPARK PLUG TYPE:
Lodge CB3 (18 mm)
SPARK PLUG GAP:
0.63 mm (0.025 in.)
CRANKSHAFT MAIN BEARINGS:
Ball and Roller types
FUEL TANK CAPACITY:
FUEL OIL RATIO:
12:1
RECOMMENDED FUEL OCTANE:
Regular grade 72 to 83
MIX OIL SPECIFICATION:
SAE 40
CHAIN PITCH:
19 mm (0.075 in.)
CHAIN TYPE:
Scratcher
BAR MOUNT PATTERN:
SHORTEST GUIDE BAR SUPPLIED:
LONGEST GUIDE BAR SUPPLIED:
COLOUR SCHEME:
Green enamel
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:
Uses Villiers engine



colour photographs courtesy Kenneth Hammant collection
colour photographs courtesy Ken Hammant
 

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