MANUFACTURED BY: COMPANION (TANDBYNS MEKANISKA VERKSTAD) TANDSBYN, SWEDEN SERIES OR ASSEMBLY NUMBER: YEAR INTRODUCED: 1961 YEAR DISCONTINUED: ENGINE DISPLACEMENT: 78 ccm (4.75 cu. in.) NUMBER OF CYLINDERS: 1 CYLINDER BORE: PISTON STROKE: CYLINDER TYPE: Aluminum with chrome plated bore INTAKE METHOD: MANUFACTURER ADVERTISED H.P.: WEIGHT: 7.8 kg (17 lbs.) OPERATOR CONFIGURATION: One Man operation HANDLEBAR SYSTEM: Anti-vibration CHAIN BRAKE: none CLUTCH: Centrifugal DRIVE TYPE: Direct CONSTRUCTION: Die cast magnesium MAGNETO TYPE: Bosch CARBURETOR: Tillotson HS-11A MAJOR REPAIR KIT: MINOR REPAIR KIT: AIR FILTER SYSTEM: STARTER TYPE: Automatic rewind OIL PUMP: MAXIMUM ENGINE RPM: 8,000 IDLE RPM: IGNITION TIMING: BREAKER POINT SETTING: FLYWHEEL/COIL AIR GAP: SPARK PLUG TYPE: SPARK PLUG GAP: CRANKSHAFT MAIN BEARINGS: Ball FUEL TANK CAPACITY: 740 ml FUEL OIL RATIO: 16:1 RECOMMENDED FUEL OCTANE: Regular MIX OIL SPECIFICATION: SAE 40 CHAIN PITCH: 3/8 in., optional .404 in. CHAIN TYPE: Oregon or Sandvik BAR MOUNT PATTERN: SHORTEST GUIDE BAR SUPPLIED: LONGEST GUIDE BAR SUPPLIED: COLOUR SCHEME: Blue and White enamel