MANUFACTURED BY: |  | OLEO-MAC |
 | | REGGIO EMILIA, ITALY |
SERIES OR ASSEMBLY NUMBER: | | |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | |
YEAR DISCONTINUED: | | current production |
ENGINE DISPLACEMENT: | | 56.5 cc (3.4 cu. in.) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | |
PISTON STROKE: | | |
PISTON RING THICKNESS: | | |
CYLINDER TYPE: | | Aluminum with chrome impregnated bore |
INTAKE METHOD: | | Piston ported |
MANUFACTURER ADVERTISED H.P.: | | 4.1 (3.1 kW) |
WEIGHT: | | (12.1 lbs.), powerhead only |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Anti vibration |
CHAIN BRAKE: | | Inertia activated |
CLUTCH: | | Centrifugal |
DRIVE TYPE: | | Direct |
CONSTRUCTION: | | Injection molded plastic, die cast magnesium |
MAGNETO TYPE: | | Electronic |
CARBURETOR: | | Walbro HDA-146-1 |
MAJOR REPAIR KIT: | | K22-HDA |
MINOR REPAIR KIT: | | D22-HDA |
AIR FILTER SYSTEM: | | Nylon mesh cartridge |
STARTER TYPE: | | Automatic rewind |
OIL PUMP: | | Automatic, gear driven |
MAXIMUM ENGINE RPM: | | |
IDLE RPM: | | |
IGNITION TIMING: | | fixed |
BREAKER POINT SETTING: | | none |
FLYWHEEL/COIL AIR GAP: | | 0.014 in. (0.35 mm) |
SPARK PLUG TYPE: | | Bosch WS7F |
SPARK PLUG GAP: | | 0.020 in. (0.51 mm) |
CRANKSHAFT MAIN BEARINGS: | | Ball |
FUEL TANK CAPACITY: | | (23.7 fl. oz.) |
FUEL OIL RATIO: | | 50:1 |
RECOMMENDED FUEL OCTANE: | | Regular grade |
MIX OIL SPECIFICATION: | | Two-cycle chain saw mix oil |
CHAIN PITCH: | | 3/8 in. |
CHAIN TYPE: | | |
BAR MOUNT PATTERN: | | |
SHORTEST GUIDE BAR SUPPLIED: | | 40 cm (16 in.) |
LONGEST GUIDE BAR SUPPLIED: | | 50 cm (20 in.) |
COLOUR SCHEME: | | Orange and Grey |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | |
SERVICE MANUAL: | | |