MANUFACTURED BY: |  | PM (Power Machinery Ltd.) |
 | | VANCOUVER, BRITISH COLUMBIA, CANADA |
SERIES OR ASSEMBLY NUMBER: | | |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | 1968 |
YEAR DISCONTINUED: | | |
ENGINE DISPLACEMENT: | | 7.5 cu. in. (123 ccm) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 2.625 in. (66.6 mm) |
PISTON STROKE: | | 1.375 in. (34.9 mm) |
PISTON RING THICKNESS: | | |
CYLINDER TYPE: | | Aluminum with Cast Iron sleeve |
INTAKE METHOD: | | Piston ported |
MANUFACTURER ADVERTISED H.P.: | | not advertised |
WEIGHT: | | 27.5 lbs. (12.5 kg) dry powerhead only |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Rigid |
CHAIN BRAKE: | | none |
CLUTCH: | | 3 shoe centrifugal |
DRIVE TYPE: | | Gear reduction, 3:1 or 2:1 ratio |
CONSTRUCTION: | | Sand cast Magnesium housings |
MAGNETO TYPE: | | Wico flywheel type |
CARBURETOR: | | Tillotson HL series |
MAJOR REPAIR KIT: | | |
MINOR REPAIR KIT: | | DG-1HL |
AIR FILTER SYSTEM: | | Flocked flat wire screen element |
STARTER TYPE: | | Fairbanks Morse automatic rewind |
OIL PUMP: | | Automatic with Manual assist |
MAXIMUM ENGINE RPM: | | |
IDLE RPM: | | |
IGNITION TIMING: | | fixed |
BREAKER POINT SETTING: | | .015 in. (0.38 mm) |
FLYWHEEL/COIL AIR GAP: | | fixed, not adjustable |
SPARK PLUG TYPE: | | Champion J6J |
SPARK PLUG GAP: | | 0.025 in. (0.63 mm) |
CRANKSHAFT MAIN BEARINGS: | | Ball |
FUEL TANK CAPACITY: | | 40 fl. oz. (1.42 litres) |
FUEL OIL RATIO: | | 16:1 in 1961 |
RECOMMENDED FUEL OCTANE: | | regular |
MIX OIL SPECIFICATION: | | Two stroke chain saw mix oil |
CHAIN PITCH: | | 1/2 in. .058 |
CHAIN TYPE: | | Oregon 9C Chipper or 31C Micro-Bit |
BAR MOUNT PATTERN: | | |
SHORTEST GUIDE BAR SUPPLIED: | | 15 in. (38 cm) |
LONGEST GUIDE BAR SUPPLIED: | | 60 in. (152 cm) |
COLOUR SCHEME: | | PM Cream enamel with Red top cover |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | |  PM385IPL1.pdf |
SERVICE MANUAL: | | |