| MANUFACTURED BY: |  | McCULLOCH MOTORS CORP. | 
|  |  | LOS ANGELES, CALIFORNIA, U.S.A. | 
| SERIES OR ASSEMBLY NUMBER: |  | 600082 | 
| SERIAL NUMBER PREFIX:  |  | 12-, 13- | 
| YEAR INTRODUCED: |  | July 1975 | 
| YEAR DISCONTINUED: |  | February 1977 | 
| ENGINE DISPLACEMENT: |  | 2.3 cu. in. (40 ccm) | 
| NUMBER OF CYLINDERS: |  | 1 | 
| CYLINDER BORE: |  | 1.562 in. (39.6 mm) | 
| PISTON STROKE: |  | 1.20 in. (30 mm) | 
| PISTON RING THICKNESS:  |  |  | 
| CYLINDER TYPE: |  | Aluminum with CHROME plated bore | 
| INTAKE METHOD: |  | Piston ported | 
| MANUFACTURER ADVERTISED H.P.: |  | not advertised | 
| WEIGHT: |  |  | 
| OPERATOR CONFIGURATION: |  | One Man operation | 
| HANDLEBAR SYSTEM: |  | Anti-vibration | 
| CHAIN BRAKE: |  | Yes | 
| CLUTCH: |  | Centrifugal | 
| DRIVE TYPE: |  | Direct | 
| CONSTRUCTION: |  | Die cast MAGNESIUM, injection molded polymer | 
| MAGNETO TYPE: |  | Flywheel magneto | 
| CARBURETOR: |  | 91571 | 
| MAJOR REPAIR KIT: |  |  | 
| MINOR REPAIR KIT: |  |  | 
| AIR FILTER SYSTEM: |  | Flocked wire screen element | 
| STARTER TYPE: |  | Automatic rewind | 
| OIL PUMP: |  | Automatic with manual override | 
| MAXIMUM ENGINE RPM: |  |  | 
| IDLE RPM: |  |  | 
| IGNITION TIMING: |  | 26 degrees before TDC | 
| BREAKER POINT SETTING: |  | 0.018 in. (0.457 mm) | 
| FLYWHEEL/COIL AIR GAP: |  | 0.012 in. (0.3 mm) | 
| SPARK PLUG TYPE: |  | AC CS42T | 
| SPARK PLUG GAP: |  | 0.025 in. (0.63 mm) | 
| CRANKSHAFT MAIN BEARINGS: |  | Caged needle rollers | 
| FUEL TANK CAPACITY: |  |  | 
| 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 | 
| CHAIN TYPE: |  | McCulloch | 
| BAR MOUNT PATTERN: |  | 08 link | 
| SHORTEST GUIDE BAR SUPPLIED: |  | 12 in. (30 cm) | 
| LONGEST GUIDE BAR SUPPLIED: |  | 18 in. (45 cm) | 
| COLOUR SCHEME: |  | McCulloch Yellow with Black | 
| PAINT CODES: |  |  | 
| ILLUSTRATED PARTS LIST: |  | 92321B, | 
| SERVICE MANUAL: |  | 93561, micro fiche card 33 |