MANUFACTURED BY: |  | HOFFCO INC. |
 | | RICHMOND, INDIANA, U.S.A. |
SERIES OR ASSEMBLY NUMBER: | | |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | 1969 |
YEAR DISCONTINUED: | | |
ENGINE DISPLACEMENT: | | 5.16 cu. in. (84.5 cc) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 2.09 in. (53 mm) |
PISTON STROKE: | | 1.40 in. (35.5 mm) |
PISTON RING THICKNESS: | | |
CYLINDER TYPE: | | Aluminum with cast iron sleeve |
INTAKE METHOD: | | Reed valve |
MANUFACTURER ADVERTISED H.P.: | | |
WEIGHT: | | |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Rigid |
CHAIN BRAKE: | | none |
CLUTCH: | | Centrifugal |
DRIVE TYPE: | | Direct |
CONSTRUCTION: | | Sand cast magnesium |
MAGNETO TYPE: | | Tecumseh |
CARBURETOR: | | Tillotson HS series |
MAJOR REPAIR KIT: | | |
MINOR REPAIR KIT: | | |
AIR FILTER SYSTEM: | | Flocked wire screen element |
STARTER TYPE: | | Tecumseh automatic rewind |
OIL PUMP: | | Manual |
MAXIMUM ENGINE RPM: | | |
IDLE RPM: | | |
IGNITION TIMING: | | 0.165 to 0.205 in. (4.19 to 5.2 mm) before TDC |
BREAKER POINT SETTING: | | 0.015 to 0.019 in. (0.38 to 0.48 mm) |
FLYWHEEL/COIL AIR GAP: | | Position is fixed |
SPARK PLUG TYPE: | | Champion CJ-8 |
SPARK PLUG GAP: | | 0.033 to 0.038 in. (0.83 to 0.96 mm) |
CRANKSHAFT MAIN BEARINGS: | | Ball |
FUEL TANK CAPACITY: | | |
FUEL OIL RATIO: | | 1/2 pint to 1 gallon = 16:1 |
RECOMMENDED FUEL OCTANE: | | Regular grade 72 to 83 |
MIX OIL SPECIFICATION: | | SAE 30 non-detergent |
CHAIN PITCH: | | 3/8 in. |
CHAIN TYPE: | | Oregon 72D |
BAR MOUNT PATTERN: | | |
SHORTEST GUIDE BAR SUPPLIED: | | 16 in. (40 cm) |
LONGEST GUIDE BAR SUPPLIED: | | 24 in. (60 cm) |
COLOUR SCHEME: | | |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | |
SERVICE MANUAL: | | |