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MOTOR:
4 cylinder, 4 cycle, 2 3/4 x 4 inch cylinders and crank case en bloc. Inlet and exhaust passages cast integral. Valves enclosed, three point suspension.
HORSE POWER:
21 HP.
VALVES:
Extraordinally large, insuring free passage of gasses.
SHAFTS:
Crank shaft and cam shaft drop forged, special alloy steel, heat treated with extra large bearing surfaces.
IGNITION:
Magneto, high tension (Swiss).
LUBRICATION:
Constant level, splash system. Automatic drip feed. Total loss system.
CARBURETOR:
Mayer Float Feed automatic.
COOLING:
Thermo-syphon.
FRAME:
Pressed channel steel, U section.
DRIVE:
Propellor shaft with ball joint torque tube.
REAR AXLE:
3/4 floating tubular type mounted on roller bearings. Load carried on housing. Drive shaft, special alloy steel, heat treated.
TRANSMISSION:
Sliding gear. Two forward speeds and reverse integral with rear axle. All gears and shafts of special alloy steel, hardened and ground, roller and ball bearings.
BRAKES:
Foot brake, external contracting. Emergency brake, internal expanding. Both brakes on rear wheels. Extra large braking surface with woven asbestos linings.
FRONT AXLE:
Drop forged I-beam section, heat treated. Steering knuckle pins hardened and ground. Wheels mounted on double duty ball bearings.
CONTROL:
Center shift lever, spark and throttle advance under steering wheel. Foot brake and clutch operated with one pedal.
CLUTCH:
Cone, leather face, fully adjustable.
WHEELS:
28 x 3 wire, English type.
TIRES:
28 x 3 Bailey tread, clincher.
SPRINGS:
2 fully elliptical front springs, 1 semi-elliptical cross spring on rear, special alloy steel.
STEERING GEAR:
Pinion and gear, fully adjustable.
WHEEL BASE:
90 inches. (2.3m)
ROAD CLEARANCE:
10 inches. (55mm)
BODY:
Fore door, streamline, cowled dash, black leather upholstery. (originally black, now burgandy)
COLOUR:
Body - canary yellow. Chassis - black.
GEAR RATIO:
4 1/2 to 1 on high.
WEIGHT:
Complete 1075 pounds. (0.5 tonnes)
GASOLINE MILEAGE:
30 MPG. (7.8 LPH)
GASOLINE CAPACITY:
5 gallons, tank in dashboard cowl. (18.9 litres)
STANDARD EQUIPMENT:
Top envelope, horn, oil side and tail lights, acetylene headlights with battery. Non-rattling folding one piece windshield, jack, tool kit and tire repair kit. Equipment finished in black enamel and nickel.
EXTRA ELECTRIC LIGHTING AND STARTING EQUIPMENT:
Together with electric horn at an additional cost.
Source: Grant Down Under
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