MANUFACTURED BY: |  | McCULLOCH MOTORS CORP. |
 | | LOS ANGELES, CALIFORNIA, U.S.A. |
SERIES OR ASSEMBLY NUMBER: | | none |
SERIAL NUMBER PREFIX: | | none |
YEAR INTRODUCED: | | January 1963 |
YEAR DISCONTINUED: | | January 1967 |
ENGINE DISPLACEMENT: | | 4.9 cu. in. (80ccm) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 2.125 in. (53.9mm) |
PISTON STROKE: | | 1.375 in. (34.9mm) |
PISTON RING THICKNESS: | | |
CYLINDER TYPE: | | Aluminum with cast iron sleeve |
INTAKE METHOD: | | Reed valve with third port transfer |
MANUFACTURER ADVERTISED H.P.: | | not advetised |
WEIGHT: | | 18 lbs. powerhead only |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Rigid |
CHAIN BRAKE: | | none |
CLUTCH: | | Centrifugal |
DRIVE TYPE: | | Direct |
CONSTRUCTION: | | Die cast MAGNESIUM |
MAGNETO TYPE: | | McCulloch, points located under flywheel |
CARBURETOR: | | Tillotson HL series (some used McCulloch 58856C carb.) |
MAJOR REPAIR KIT: | | |
MINOR REPAIR KIT: | | DG-5HL for Tillotson |
AIR FILTER SYSTEM: | | Flocked wire screen |
STARTER TYPE: | | McCulloch automatic rewind |
OIL PUMP: | | Manual |
MAXIMUM ENGINE RPM: | | 6,000 |
IDLE RPM: | | |
IGNITION TIMING: | | fixed |
BREAKER POINT SETTING: | | 0.018 in. (0.45mm) |
FLYWHEEL/COIL AIR GAP: | | 0.011 to 0.015 in. (0.27 to 0.38 mm) |
SPARK PLUG TYPE: | | Champion J8J |
SPARK PLUG GAP: | | 0.025 in. (0.63mm) |
CRANKSHAFT MAIN BEARINGS: | | Ball |
FUEL TANK CAPACITY: | | 2.5 U.S. Pints |
FUEL OIL RATIO: | | 40:1 with McCulloch two cycle mix oil |
RECOMMENDED FUEL OCTANE: | | Regular |
MIX OIL SPECIFICATION: | | McCulloch two-cycle Chain saw mix oil |
CHAIN PITCH: | | .404 in. |
CHAIN TYPE: | | McCulloch Pintail |
BAR MOUNT PATTERN: | | |
SHORTEST GUIDE BAR SUPPLIED: | | 18 in. (45cm) |
LONGEST GUIDE BAR SUPPLIED: | | 24 in. (61cm) |
COLOUR SCHEME: | | McCulloch Yellow enamel. |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | 68923, micro fiche card 9 |
SERVICE MANUAL: | | 63829, micro fiche card 34D |