MANUFACTURED BY: HUSQVARNA VAPENFABRIKS AB HUSKVARNA, SWEDEN SERIES OR ASSEMBLY NUMBER: YEAR INTRODUCED: 1973 YEAR DISCONTINUED: 1975 ENGINE DISPLACEMENT: 99cc (6.0 cu. in.) NUMBER OF CYLINDERS: 1 CYLINDER BORE: 56mm (2.2 in.) PISTON STROKE: 40mm (1.57 in.) CYLINDER TYPE: Chrome plated aluminum INTAKE METHOD: Piston ported MANUFACTURER ADVERTISED H.P.: WEIGHT : 9.9 kg. with 53cm bar & chain 21.8 lbs. with 21 in. bar & chain OPERATOR CONFIGURATION: One Man operation HANDLEBAR SYSTEM: Anti-vibration CHAIN BRAKE: No CLUTCH: Centrifugal DRIVE TYPE: Direct CONSTRUCTION: Die cast magnesium MAGNETO TYPE: Femsa CD Electronic CARBURETOR: Tillotson HS-136B series MAJOR REPAIR KIT: RK-23HS MINOR REPAIR KIT: DG-5HS/T AIR FILTER SYSTEM: Nylon Mesh element STARTER TYPE: Husqvarna automatic rewind OIL PUMP: Automatic, adjustable OPERATING RPM: 8,000 IGNITION TIMING: fixed BREAKER POINT SETTING: none FLYWHEEL/COIL AIR GAP: 0.3 mm (0.012 in.) SPARK PLUG TYPE: Bosch WS7E or Champion CJ6 SPARK PLUG GAP: 0.5mm (0.020 in.) CRANKSHAFT MAIN BEARINGS: Ball FUEL TANK CAPACITY: 1 liter (33.8 oz.) FUEL OIL RATIO: 40:1 (4%) RECOMMENDED FUEL OCTANE: Regular MIX OIL SPECIFICATION: Two-cycle mix oil CHAIN PITCH: 10.26mm (.404 in.) CHAIN TYPE: Oregon BAR MOUNT PATTERN: 17 link SHORTEST GUIDE BAR SUPPLIED: 53cm (21 in.) LONGEST GUIDE BAR SUPPLIED: 91cm (36 in.) COLOUR SCHEME: Husqvarna Orange