MANUFACTURED BY:MALL TOOL COMPANY
CHICAGO, ILLINOIS, U.S.A.
CRETE, ILLINOIS, U.S.A.
TORONTO, ONTARIO, CANADA
GUELPH, ONTARIO, CANADA
SERIES OR ASSEMBLY NUMBER:4500H
YEAR INTRODUCED:1954
YEAR DISCONTINUED:1955
ENGINE DISPLACEMENT:5.0 cu. in. (80cc)
NUMBER OF CYLINDERS:One
CYLINDER BORE:2.06 in. (52mm)
PISTON STROKE:1.5 in. (38mm)
CYLINDER TYPE:Chrome Plated Aluminum
INTAKE METHOD:Reed Valve
MANUFACTURER ADVERTISED H.P.:3.5 Brake Horsepower
WEIGHT :With 18in (45cm) Bar - 34lbs. (15.4kg.)
OPERATOR CONFIGURATION:One Man Operation
HANDLEBAR SYSTEM:Rigid
CHAIN BRAKE:none
CLUTCH:Centrifugal Mall Design
DRIVE TYPE:Gilmer Belt Reduction
CONSTRUCTION:Sand Cast Magnesium, later version Die Cast Magnesium
MAGNETO TYPE:Bendix Scintilla
CARBURETOR:Tillotson ME Float type, optional Tillotson HP Diaphragm
MAJOR REPAIR KIT:nla
MINOR REPAIR KIT:nla
AIR FILTER SYSTEM:Skinner ribbon element
STARTER TYPE:Mall Design Rewind type
OIL PUMP:Automatic eccentric driven piston pump
OPERATING RPM:5,000
IGNITION TIMING:Fire at 38 degrees B.T.D.C.
BREAKER POINT SETTING:0.018" to 0.020" (0.45 to 0.51 mm)
FLYWHEEL/COIL AIR GAP:Position fixed
SPARK PLUG TYPE:Champion J6J
SPARK PLUG GAP:0.025" (0.63mm)
CRANKSHAFT MAIN BEARINGS:Ball and Roller types.
Characteristic: 1/2 crankshaft design motor.
FUEL TANK CAPACITY:24 fl. oz.
FUEL OIL RATIO:1/2 pint to 1 U.S. gallon (16-1)
RECOMMENDED FUEL OCTANE:Regular. 72 to 84 octane
MIX OIL SPECIFICATION:SAE 30 non detergent or Mall Oil # 22715
CHAIN PITCH:9/16" (14mm)
CHAIN TYPE:Mall Inside-Outside Router
BAR MOUNT PATTERN:
SHORTEST GUIDE BAR SUPPLIED:12 in. (30cm)
LONGEST GUIDE BAR SUPPLIED:42 in. (106cm)
COLOUR SCHEME:Mall Red