MANUFACTURED BY: |  | McCULLOCH MOTORS CORP. |
 | | LOS ANGELES, CALIFORNIA, U.S.A. |
SERIES OR ASSEMBLY NUMBER: | | 600076 |
SERIAL NUMBER PREFIX: | | 13-, 14-, 15- |
YEAR INTRODUCED: | | January 1977 |
YEAR DISCONTINUED: | | June 1977 |
ENGINE DISPLACEMENT: | | 7.5 cu. in. (123 ccm) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 2.280 in. (58 mm) |
PISTON STROKE: | | 1.835 in. (46.6 mm) |
PISTON RING THICKNESS: | | 2 rings used |
CYLINDER TYPE: | | Aluminum with cast iron sleeve |
INTAKE METHOD: | | Reed valves with third port induction system |
MANUFACTURER ADVERTISED H.P.: | | not advertised |
WEIGHT: | | 23 lbs. (10.4 kg) powerhead only |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Anti-vibration |
CHAIN BRAKE: | | Optional |
CLUTCH: | | Centrifugal |
DRIVE TYPE: | | Direct |
CONSTRUCTION: | | Die cast MAGNESIUM |
MAGNETO TYPE: | | McCulloch flywheel breaker point system |
CARBURETOR: | | Tillotson HS-124A series |
MAJOR REPAIR KIT: | | RK-23HS |
MINOR REPAIR KIT: | | DG-5HS/T |
AIR FILTER SYSTEM: | | Flocked wire screen element |
STARTER TYPE: | | McCulloch automatic rewind on left side |
OIL PUMP: | | Automatic with manual override |
MAXIMUM ENGINE RPM: | | |
IDLE RPM: | | |
IGNITION TIMING: | | 26 degrees before TDC |
BREAKER POINT SETTING: | | 0.019 to 0.021 in. (0.48 to 0.53 mm) |
FLYWHEEL/COIL AIR GAP: | | 0.010 to 0.015 in. (0.25 to 0.38 mm) |
SPARK PLUG TYPE: | | AC CS45T, Champion DJ8J |
SPARK PLUG GAP: | | 0.025 in. (0.63 mm) |
CRANKSHAFT MAIN BEARINGS: | | Ball |
FUEL TANK CAPACITY: | | 3.2 U.S. Pints |
FUEL OIL RATIO: | | 20:1 |
RECOMMENDED FUEL OCTANE: | | Regular, minimum 70 octane |
MIX OIL SPECIFICATION: | | McCulloch two-cycle chain saw mix oil |
CHAIN PITCH: | | 3/8 in., optional .404 in. |
CHAIN TYPE: | | McCulloch |
BAR MOUNT PATTERN: | | |
SHORTEST GUIDE BAR SUPPLIED: | | 18 in. (45 cm) |
LONGEST GUIDE BAR SUPPLIED: | | 36 in. (91 cm) |
COLOUR SCHEME: | | McCulloch Yellow enamel with Black |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | 92219, micro fiche card 24 |
SERVICE MANUAL: | | SI 38, micro fiche card 34D |