MANUFACTURED BY:JONSEREDS FABRIKERS AB PARTILLE, SWEDEN
YEAR INTRODUCED:1971
YEAR DISCONTINUED:1982
ENGINE DISPLACEMENT:49cc
NUMBER OF CYLINDERS:1
CYLINDER BORE:44mm
PISTON STROKE:32mm
CYLINDER TYPE:Aluminum with Nikasil coated bore
INTAKE METHOD:Piston ported
MANUFACTURER ADVERTISED H.P.:2.3kW @ 8500 rpm
WEIGHT :6.37kg
OPERATOR CONFIGURATION:One Man operation
HANDLEBAR SYSTEM:Anti-vibration
CHAIN BRAKE:none
CLUTCH:Centrifugal
DRIVE TYPE:Direct
CONSTRUCTION:Die cast magnesium
MAGNETO TYPE:SEM electronic
CARBURETOR:Tillotson HS series
AIR FILTER SYSTEM:Nylon mesh cartridge
STARTER TYPE:Jonsereds automatic rewind
OIL PUMP:Automatic, worm gear driven
OPERATING RPM:11,400
IGNITION TIMING:2.0mm before TDC
BREAKER POINT SETTING:none
FLYWHEEL/COIL AIR GAP:0.3 mm (0.012 in.)
SPARK PLUG TYPE:Bosch WS7F
SPARK PLUG GAP:0.5mm (0.020 in.)
CRANKSHAFT MAIN BEARINGS:Ball
FUEL TANK CAPACITY:.73 litres
FUEL OIL RATIO:25:1
RECOMMENDED FUEL OCTANE:Regular
MIX OIL SPECIFICATION:Two-cycle chain saw mix oil
CHAIN PITCH:.325 in.
CHAIN TYPE:Chisel
BAR MOUNT PATTERN:01 link
SHORTEST GUIDE BAR SUPPLIED:30cm (12 in.)
LONGEST GUIDE BAR SUPPLIED: 45cm (18 in.)
COLOUR SCHEME:Red and Black enamel