MANUFACTURED BY: |  | HUSQVARNA VAPENFABRIKS AB |
 | | HUSKVARNA, SWEDEN |
SERIES OR ASSEMBLY NUMBER: | | |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | 1991 |
YEAR DISCONTINUED: | | 1997 |
ENGINE DISPLACEMENT: | | 40ccm (2.4 cu. in.) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 40mm (1.57 in.) |
PISTON STROKE: | | 32mm (1.26 in.) |
PISTON RING THICKNESS: | | |
CYLINDER TYPE: | | Aluminum with Chrome plated bore |
INTAKE METHOD: | | Piston ported |
MANUFACTURER ADVERTISED H.P.: | | 2.5 hp (1.9kW) |
WEIGHT: | | 4.6kg (10.1 lbs.) powerhead only |
OPERATOR CONFIGURATION: | | One man operation |
HANDLEBAR SYSTEM: | | Anti-vibration |
CHAIN BRAKE: | | Inertia activated |
CLUTCH: | | Centrifugal |
DRIVE TYPE: | | Direct |
CONSTRUCTION: | | Die cast Magnesium and injection molded Polymer |
MAGNETO TYPE: | | Phelon Electronic |
CARBURETOR: | | Walbro WT-202, 239 series
ZAMA C1Q-W5, C1Q-W6 |
MAJOR REPAIR KIT: | | K20-WAT for Walbro
RB-38 for ZAMA |
MINOR REPAIR KIT: | | D10-WAT for Walbor
GND-27 for ZAMA |
AIR FILTER SYSTEM: | | Cellulose fiber cartridge |
STARTER TYPE: | | Automatic rewind |
OIL PUMP: | | Automatic, non adjustable |
MAXIMUM ENGINE RPM: | | 13,000 max free after break in, 9,000 under load. |
IDLE RPM: | | 3,000 |
IGNITION TIMING: | | fixed |
BREAKER POINT SETTING: | | none |
FLYWHEEL/COIL AIR GAP: | | 0.30 mm (0.012 in.) |
SPARK PLUG TYPE: | | Champion RCJ7Y or Bosch WSR6F |
SPARK PLUG GAP: | | 0.5mm (0.020 in.) |
CRANKSHAFT MAIN BEARINGS: | | Ball |
FUEL TANK CAPACITY: | | 410ml (13.5 fl. oz.) |
FUEL OIL RATIO: | | 50:1 |
RECOMMENDED FUEL OCTANE: | | Regular |
MIX OIL SPECIFICATION: | | Two-stroke chain saw mix oil
50:1 with Husqvarna oil |
CHAIN PITCH: | | 3/8 in low profile also .325 in. |
CHAIN TYPE: | | Oregon 91SG, Oregon 33SL |
BAR MOUNT PATTERN: | | 01 link |
SHORTEST GUIDE BAR SUPPLIED: | | 33cm (13 in.) |
LONGEST GUIDE BAR SUPPLIED: | | 45 cm (18 in.) |
COLOUR SCHEME: | | Husqvarna Orange |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | |
SERVICE MANUAL: | | |