Home | Chain Saws | Chain Saw Chain | Bar Mount Patterns | Carburetors | Manufac turers | Trademarks | Collectors | Bulletins | Events | Stolen Saws | Chain Saw Age Reprints | Newsletter | Marketplace | Parts Sources | Cartoons | Links | You r HostModel: 49SP MANUFACTURED BY: JONSEREDS FABRIKERS AB PARTILLE, SWEDEN SERIES OR ASSEMBLY NUMBER: YEAR INTRODUCED: 1976 YEAR DISCONTINUED: 1982 ENGINE DISPLACEMENT: 49cc (3.0 cu. in.) NUMBER OF CYLINDERS: 1 CYLINDER BORE: 44mm (1.73 in.) PISTON STROKE: 32mm (1.25 in.) CYLINDER TYPE: Aluminum with Nikasil coated bore INTAKE METHOD: Piston ported MANUFACTURER ADVERTISED H.P.: 2.2kW @ 8100 rpm WEIGHT : 5.95kg OPERATOR CONFIGURATION: One Man operation HANDLEBAR SYSTEM: Anti-vibration CHAIN BRAKE: none CLUTCH: Centrifugal DRIVE TYPE: Direct CONSTRUCTION: Die cast magnesium MAGNETO TYPE: Pagani CARBURETOR: Tillotson HS-21D series MAJOR REPAIR KIT: RK-23HS MINOR REPAIR KIT: DG-5HS/T AIR FILTER SYSTEM: Nylon mesh cartridge STARTER TYPE: Jonsereds automatic rewindOIL PUMP: Automatic, worm gear driven OPERATING RPM: 10,800 IGNITION TIMING: fixed BREAKER POINT SETTING: none FLYWHEEL/COIL AIR GAP: 0.3 mm (0.012 in.) SPARK PLUG TYPE: Champion CJ7Y SPARK PLUG GAP: 0.5 to 0.6mm (0.020 to 0.024 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. or 3/8 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 PAINT CODES: ILLUSTRATED PARTS LIST: SERVICE MANUAL: COMMENTS:Reproduction of this World Wide Web Site in whole or in part is prohibited witho ut permission. Copyright 2000-2013 MIKE ACRES - All rights are reserved.