MANUFACTURED BY: |  | McCULLOCH MOTORS CORP. |
 | | LOS ANGELES, CALIFORNIA, U.S.A. |
SERIES OR ASSEMBLY NUMBER: | | 600080 |
SERIAL NUMBER PREFIX: | | A10-, 11-, A11-, 12- |
YEAR INTRODUCED: | | July 1970 |
YEAR DISCONTINUED: | | May 1973 |
ENGINE DISPLACEMENT: | | 1.78 cu. in. (29ccm) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 1.375 in. (35 mm) |
PISTON STROKE: | | 1.200 in. (30.4 mm) |
PISTON RING THICKNESS: | | |
CYLINDER TYPE: | | Aluminum with CHROME plated bore |
INTAKE METHOD: | | Piston ported |
MANUFACTURER ADVERTISED H.P.: | | not advertised |
WEIGHT: | | 6-3/4 lbs. (3.06 kg) powerhead only |
OPERATOR CONFIGURATION: | | One Man operation, top handle saw |
HANDLEBAR SYSTEM: | | Rigid |
CHAIN BRAKE: | | none |
CLUTCH: | | Centrifugal |
DRIVE TYPE: | | Direct |
CONSTRUCTION: | | Injection molded polymer, die cast MAGNESIUM |
MAGNETO TYPE: | | McCulloch flywheel magneto |
CARBURETOR: | | Walbro MDC |
MAJOR REPAIR KIT: | | K1MDC |
MINOR REPAIR KIT: | | D1MDC |
AIR FILTER SYSTEM: | | Flocked wire screen element |
STARTER TYPE: | | McCulloch automatic rewind |
OIL PUMP: | | Automatic with manual override |
MAXIMUM ENGINE RPM: | | |
IDLE RPM: | | |
IGNITION TIMING: | | 26 degrees before TDC fixed |
BREAKER POINT SETTING: | | 0.018 in. (0.45 mm) |
FLYWHEEL/COIL AIR GAP: | | 0.012 in. (0.30 mm) |
SPARK PLUG TYPE: | | Champion DJ8J, Bosch HS8E, NGK BM6F |
SPARK PLUG GAP: | | 0.025 in. (0.5 mm) |
CRANKSHAFT MAIN BEARINGS: | | Caged needle roller |
FUEL TANK CAPACITY: | | 10.8 fl. oz. (320 ml) |
FUEL OIL RATIO: | | 40:1 |
RECOMMENDED FUEL OCTANE: | | Regular grade |
MIX OIL SPECIFICATION: | | McCulloch two-cycle chain saw mix oil |
CHAIN PITCH: | | 3/8 in. low profile, 1/4 in on early production |
CHAIN TYPE: | | Mcculloch |
BAR MOUNT PATTERN: | | 08 link |
SHORTEST GUIDE BAR SUPPLIED: | | 12 in. (30 cm) |
LONGEST GUIDE BAR SUPPLIED: | | 16 in. (40 cm) |
COLOUR SCHEME: | | McCulloch Yellow enamel with Black handle |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | 86497, micro fiche card 25 |
SERVICE MANUAL: | | Service Instruction 27, micro fiche card 34A |