First diesel chainsaw in the world..This is the second model with ROPE START AND MANUAL PUMP GAS TANK PRESSURIZATION..
Different models exists with slight improvement variations...A-B-S.....
The very first model Comet produced was the Model “A”. The tag on the starter door had the word “Comet”, and below that was the name of Mr. Wiigs small factory in Oslo, “ Norsk Sagbladd Fabrikk”, which translates into “ Norwegian Saw Blade Factory”.(GEORGE BLAKE).
MANUFACTURED BY: COMET (COMO M &T BJERKE) STOCKHOLM SWEDEN SERIES OR ASSEMBLY NUMBER: YEAR INTRODUCED: 1950 YEAR DISCONTINUED: 1953 ENGINE DISPLACEMENT: 48.5 cc (3.0 cu. in.) NUMBER OF CYLINDERS: 1 CYLINDER BORE: 40.6 mm (1.6 in.) PISTON STROKE: 38.0 mm (1.5 in.) CYLINDER TYPE: INTAKE METHOD: MANUFACTURER ADVERTISED H.P.: 4 @ 4,000 rpm WEIGHT : 8.5 kg with 35cm bar & chain OPERATOR CONFIGURATION: One Man operation HANDLEBAR SYSTEM: Rigid CHAIN BRAKE: none CLUTCH: Manual DRIVE TYPE: Gear reduction CONSTRUCTION: Sand cast magnesium MAGNETO TYPE: none CARBURETOR: Injector MAJOR REPAIR KIT: MINOR REPAIR KIT: AIR FILTER SYSTEM: Wire screen STARTER TYPE: Rope wound around pulley OIL PUMP: Manual OPERATING RPM: 3,000 to 4,000 IGNITION TIMING: none BREAKER POINT SETTING: none FLYWHEEL/COIL AIR GAP: none SPARK PLUG TYPE: none SPARK PLUG GAP: none CRANKSHAFT MAIN BEARINGS: Ball FUEL TANK CAPACITY: 909 ml (32 oz.) FUEL OIL RATIO: RECOMMENDED FUEL OCTANE: Diesel fuel, kerosene, distillate etc. MIX OIL SPECIFICATION: CHAIN PITCH: CHAIN TYPE: scratcher BAR MOUNT PATTERN: SHORTEST GUIDE BAR SUPPLIED: 35 cm (14 in.) LONGEST GUIDE BAR SUPPLIED: 56 cm (22 in.)