MANUFACTURED BY: |  | efco |
 | | REGGIO EMILIA, ITALY |
SERIES OR ASSEMBLY NUMBER: | | |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | |
YEAR DISCONTINUED: | | |
ENGINE DISPLACEMENT: | | 80.7 ccm (4.9 cu, in,) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 52 mm (2.0 in.) |
PISTON STROKE: | | 38 mm (1.5 in.) |
PISTON RING THICKNESS: | | 2 rings |
CYLINDER TYPE: | | Aluminum with Chrome plated bore |
INTAKE METHOD: | | Piston ported |
MANUFACTURER ADVERTISED H.P.: | | 4.2 kW (5.7 hp) @ 9,000 rpm |
WEIGHT: | | |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Anti-Vibration |
CHAIN BRAKE: | | Automatic inertia activated |
CLUTCH: | | Automatic, 3 metal shoes |
DRIVE TYPE: | | Direct |
CONSTRUCTION: | | Die cast Magnesium |
MAGNETO TYPE: | | |
CARBURETOR: | | Walbro WJ-72B |
MAJOR REPAIR KIT: | | |
MINOR REPAIR KIT: | | |
AIR FILTER SYSTEM: | | |
STARTER TYPE: | | Automatic rewind |
OIL PUMP: | | Automatic, reservoir holds 440 ml (14.9 fl. oz.) |
MAXIMUM ENGINE RPM: | | 13,000 to 13,200 with bar and chain installed |
IDLE RPM: | | 2,800 |
IGNITION TIMING: | | |
BREAKER POINT SETTING: | | not used |
FLYWHEEL/COIL AIR GAP: | | |
SPARK PLUG TYPE: | | NGK BPMR8Y |
SPARK PLUG GAP: | | 0.5 mm |
CRANKSHAFT MAIN BEARINGS: | | Ball |
FUEL TANK CAPACITY: | | 880 ml (29.8 fl. oz.) |
FUEL OIL RATIO: | | 50:1 |
RECOMMENDED FUEL OCTANE: | | |
MIX OIL SPECIFICATION: | | |
CHAIN PITCH: | | 3/8 in. 0.050 gauge |
CHAIN TYPE: | | Oregon 72LG |
BAR MOUNT PATTERN: | | 17 link |
SHORTEST GUIDE BAR SUPPLIED: | | 50 cm (20 in.) |
LONGEST GUIDE BAR SUPPLIED: | | 70 cm (28 in.) |
COLOUR SCHEME: | | |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | |
SERVICE MANUAL: | | |