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Model: TORNADO

MANUFACTURED BY:
DANARM UK
STROUD, GLOUSTERSHIRE, ENGLAND
SERIES OR ASSEMBLY NUMBER:
"C"
YEAR INTRODUCED:
1949
YEAR DISCONTINUED:
1955
ENGINE DISPLACEMENT:
98cc
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
1.8504 in. (47mm)
PISTON STROKE:
2.244 in. (57mm)
PISTON RING THICKNESS:
CYLINDER TYPE:
Aluminum with chrome plated bore
INTAKE METHOD:
Reed valve
MANUFACTURER ADVERTISED H.P.:
4
WEIGHT:
42 lbs. with 14 in. bar & chain
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
CHAIN BRAKE:
CLUTCH:
Manual, two plate cork-insert type
DRIVE TYPE:
Roller chain reduction
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
OIL PUMP:
Automatic and Manual
MAXIMUM ENGINE RPM:
IDLE RPM:
IGNITION TIMING:
.250 in. before TDC
BREAKER POINT SETTING:
0.015 in. 0.38mm)
FLYWHEEL/COIL AIR GAP:
SPARK PLUG TYPE:
Lodge CB3 (18mm)
SPARK PLUG GAP:
0.63mm (0.025 in.)
CRANKSHAFT MAIN BEARINGS:
Ball
FUEL TANK CAPACITY:
FUEL OIL RATIO:
20:1
RECOMMENDED FUEL OCTANE:
Regular
MIX OIL SPECIFICATION:
Castrol XL
CHAIN PITCH:
9/16 in.
CHAIN TYPE:
Danarm 3 link scratcher
BAR MOUNT PATTERN:
SHORTEST GUIDE BAR SUPPLIED:
14 in.
LONGEST GUIDE BAR SUPPLIED:
22-1/2 in. and 30 in. later in 1950's
COLOUR SCHEME:
Orange enamel
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:


Early version of Tornado
Later version of model shown below
Colour Photograph courtesy Magnus Mattison

 

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