MANUFACTURED BY: |  | McCULLOCH MOTORS CORP. |
 | | LOS ANGELES, CALIFORNIA, U.S.A. |
SERIES OR ASSEMBLY NUMBER: | | 600420 |
SERIAL NUMBER PREFIX: | | 11-, 12- |
YEAR INTRODUCED: | | November 1969 |
YEAR DISCONTINUED: | | December 1969 |
ENGINE DISPLACEMENT: | | 3.3 cu. in. (54ccm) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 1.750 in. |
PISTON STROKE: | | 1.375 in. |
PISTON RING THICKNESS: | | |
CYLINDER TYPE: | | Aluminum with cast iron sleeve |
INTAKE METHOD: | | Piston ported |
MANUFACTURER ADVERTISED H.P.: | | not advertised |
WEIGHT: | | 15.6 lbs. (7.1 kg) powerhead only |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Rigid |
CHAIN BRAKE: | | none |
CLUTCH: | | Centrifugal |
DRIVE TYPE: | | Gear reduction |
CONSTRUCTION: | | Die cast MAGNESIUM |
MAGNETO TYPE: | | Breaker point flywheel type |
CARBURETOR: | | Walbro SDC or Tillotson HS-71A |
MAJOR REPAIR KIT: | | RK23-HS for Tillotson
K10-SDC for Walbro |
MINOR REPAIR KIT: | | DG5-HS/T for Tillotson
D10-SDC for Walbro |
AIR FILTER SYSTEM: | | Flocked wire screen |
STARTER TYPE: | | McCulloch automatic rewind on right side |
OIL PUMP: | | Manual |
MAXIMUM ENGINE RPM: | | |
IDLE RPM: | | |
IGNITION TIMING: | | 26 degrees before TDC |
BREAKER POINT SETTING: | | 0.019 in. |
FLYWHEEL/COIL AIR GAP: | | 0.011 to 0.015 in. (0.3 mm to 0.4 mm) |
SPARK PLUG TYPE: | | AC CS45T, Champion DJ8 |
SPARK PLUG GAP: | | 0.025 in. (0.63 mm) |
CRANKSHAFT MAIN BEARINGS: | | Ball and caged needle roller |
FUEL TANK CAPACITY: | | 1.5 U.S. Pints (710 ml) |
FUEL OIL RATIO: | | 40:1 with McCulloch oil |
RECOMMENDED FUEL OCTANE: | | Regular |
MIX OIL SPECIFICATION: | | McCulloch two-cycle mix oil |
CHAIN PITCH: | | 1/2 in. |
CHAIN TYPE: | | McCulloch |
BAR MOUNT PATTERN: | | 11 link |
SHORTEST GUIDE BAR SUPPLIED: | | 16 in. (40 cm) |
LONGEST GUIDE BAR SUPPLIED: | | 28 in. (71 cm) |
COLOUR SCHEME: | | McCulloch Yellow enamel |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | 83700, no Micro Fiche |
SERVICE MANUAL: | | 63084, micro fiche card 34 |