Pioneer 1200A Automatic Chainsaw With 20" Bar

Pioneer Model 1200A Automatic Chainsaw With 20" Bar.

58cc chainsaw with 20” bar and a 20” chain.

MANUFACTURED BY PIONEER SAWS LTD.
PETERBOROUGH, ONTARIO, CANADA

YEAR INTRODUCED: 1972
YEAR DISCONTINUED: 1978
ENGINE DISPLACEMENT: 3.546 cu. in. (58ccm)
NUMBER OF CYLINDERS: 1
CYLINDER BORE: 1.8125 in. (46mm)
PISTON STROKE: 1.325 in. (35mm)
CYLINDER TYPE: Chrome plated aluminum
INTAKE METHOD: Reed valves
WEIGHT: 13 lbs. 8 oz. powerhead only
OPERATOR CONFIGURATION: One Man operation
HANDLEBAR SYSTEM: Rigid
CHAIN BRAKE: none
CLUTCH: Centrifugal
DRIVE TYPE: Direct
CONSTRUCTION: Die cast magnesium
MAGNETO TYPE: Wico
CARBURETOR: Tillotson HS-44A series
MAJOR REPAIR KIT: RK-23HS
MINOR REPAIR KIT: DG-5HS/T
AIR FILTER SYSTEM: Flocked wire screen
STARTER TYPE: Pioneer automatic rewind
OIL PUMP: Automatic with manual assist
MAXIMUM ENGINE RPM: 7,000
IDLE RPM: where clutch disengages
IGNITION TIMING: 30 degrees before TDC
BREAKER POINT SETTING: 0.015 in. (0.38mm)
FLYWHEEL/COIL AIR GAP: Position is fixed
SPARK PLUG TYPE: Champion CJ8
SPARK PLUG GAP: 0.030 in. (76mm)
CRANKSHAFT MAIN BEARINGS: Caged needle roller (Torrington)
FUEL TANK CAPACITY: 20 fl. oz. (600 ml)
FUEL OIL RATIO: 16:1
RECOMMENDED FUEL OCTANE: Regular
MIX OIL SPECIFICATION: OMC two-cycle chain saw mix oil
CHAIN PITCH: 3/8 in.
CHAIN TYPE: Pioneer
BAR MOUNT PATTERN: 01 link
SHORTEST GUIDE BAR SUPPLIED: 16 in. (40cm)
LONGEST GUIDE BAR SUPPLIED: 20 in. (51cm)
COLOUR SCHEME: Pioneer Yellow enamel with Forest Green air filter cover