MANUFACTURED BY: |  | PIONEER SAWS LTD. |
 | | PETERBOROUGH, ONTARIO, CANADA |
SERIES OR ASSEMBLY NUMBER: | | |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | 1970 |
YEAR DISCONTINUED: | | |
ENGINE DISPLACEMENT: | | 6.56 cu. in. (107 ccm) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 2.3125 in. (59 mm) |
PISTON STROKE: | | 1.5625 in. (40 mm) |
PISTON RING THICKNESS: | | |
CYLINDER TYPE: | | Aluminum with cast iron sleeve |
INTAKE METHOD: | | Reed valves |
MANUFACTURER ADVERTISED H.P.: | | not advertised |
WEIGHT: | | 28 lbs. 1 oz. (13.15 kg) powerhead only |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Rigid |
CHAIN BRAKE: | | none |
CLUTCH: | | Centrifugal, 3 shoe |
DRIVE TYPE: | | Gear reduction, 2:1 standard, 3:1 optional |
CONSTRUCTION: | | Die cast and sand cast magnesium alloy housings |
MAGNETO TYPE: | | Pioneer flywheel type |
CARBURETOR: | | Pioneer OMC diaphragm type |
MAJOR REPAIR KIT: | | nla |
MINOR REPAIR KIT: | | nla |
AIR FILTER SYSTEM: | | Flocked wire screen |
STARTER TYPE: | | Pioneer automatic rewind |
OIL PUMP: | | Automatic with manual override |
MAXIMUM ENGINE RPM: | | 6,500 working speed |
IDLE RPM: | | |
IGNITION TIMING: | | 30 degrees BTDC |
BREAKER POINT SETTING: | | 0.020 in. (0.51 mm) |
FLYWHEEL/COIL AIR GAP: | | 0.008 to 0.012 in. (0.2 to 0.25 mm) |
SPARK PLUG TYPE: | | Champion CJ4 |
SPARK PLUG GAP: | | 0.030 in. (0.76 mm) |
CRANKSHAFT MAIN BEARINGS: | | Ball |
FUEL TANK CAPACITY: | | 35.2 fl. oz. (1041 ml) |
FUEL OIL RATIO: | | 12:1 |
RECOMMENDED FUEL OCTANE: | | Regular grade |
MIX OIL SPECIFICATION: | | SAE 30 or 40 Air cooled two cycle mix |
CHAIN PITCH: | | 1/2 in. .500" -.063 gauge |
CHAIN TYPE: | | Pioneer Duracut |
BAR MOUNT PATTERN: | | |
SHORTEST GUIDE BAR SUPPLIED: | | 20 in. (40 cm) |
LONGEST GUIDE BAR SUPPLIED: | | 50 in. (127 cm) |
COLOUR SCHEME: | | Pioneer pale yellow with Forest Green top cover |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | |
SERVICE MANUAL: | | |