MANUFACTURED BY: |  | McCULLOCH MOTORS CORP. |
 |  | LOS ANGELES, CALIFORNIA, U.S.A. |
SERIES OR ASSEMBLY NUMBER: |  | 600077 |
SERIAL NUMBER PREFIX: |  | 11- |
YEAR INTRODUCED: |  | August 1973 |
YEAR DISCONTINUED: |  | September 1975 |
ENGINE DISPLACEMENT: |  | 6.5 cu. in. (106.5 ccm) |
NUMBER OF CYLINDERS: |  | 1 |
CYLINDER BORE: |  | 2.250 in. (57 mm) |
PISTON STROKE: |  | 1.635 in. (41.5 mm) |
PISTON RING THICKNESS: |  | |
CYLINDER TYPE: |  | Aluminum with cast iron sleeve |
INTAKE METHOD: |  | Reed valves with third port induction system |
MANUFACTURER ADVERTISED H.P.: |  | not advertised |
WEIGHT: |  | |
OPERATOR CONFIGURATION: |  | One Man operation |
HANDLEBAR SYSTEM: |  | Anti-vibration |
CHAIN BRAKE: |  | none |
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 |
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: |  | 0.018 in. (0.46 mm) |
FLYWHEEL/COIL AIR GAP: |  | 0.007 to 0.012 in. (0.18 to 0.30mm)
best at 0.010 (0.3 mm) |
SPARK PLUG TYPE: |  | AC CS42T, Champion DJ8J |
SPARK PLUG GAP: |  | 0.025 in. (0.63 mm) |
CRANKSHAFT MAIN BEARINGS: |  | Ball |
FUEL TANK CAPACITY: |  | |
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. |
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 |
PAINT CODES: |  | |
ILLUSTRATED PARTS LIST: |  | 89270, micro fiche card 24A |
SERVICE MANUAL: |  | none |