MANUFACTURED BY: |  | DOLMAR Maschinen-Fabrik GmbH & Co. |
 | | HAMBURG, GERMANY |
SERIES OR ASSEMBLY NUMBER: | | 109 |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | 1985 |
YEAR DISCONTINUED: | | |
ENGINE DISPLACEMENT: | | 43 cc |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 40 mm |
PISTON STROKE: | | 34 mm |
PISTON RING THICKNESS: | | |
CYLINDER TYPE: | | Aluminum with chrome plated bore |
INTAKE METHOD: | | Piston ported |
MANUFACTURER ADVERTISED H.P.: | | 2.8 DIN |
WEIGHT: | | 10.2 lbs. (powerhead only) |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Anti-vibration |
CHAIN BRAKE: | | Yes |
CLUTCH: | | Centrifugal |
DRIVE TYPE: | | Direct |
CONSTRUCTION: | | Die cast magnesium, injection molded polymer |
MAGNETO TYPE: | | Electronic |
CARBURETOR: | | Tillotson HU-83C
Walbro WT-76
Walbro WT-374-1, 465-1 |
MAJOR REPAIR KIT: | | RK-19HU for Hu-83C
K10-WAT for WT-76
K20-WAT for WT374, 465 |
MINOR REPAIR KIT: | | DG-5HU for HU-83C
D10-WAT for WT-76 |
AIR FILTER SYSTEM: | | Nylon mesh element |
STARTER TYPE: | | Dolmar automatic rewind |
OIL PUMP: | | Automatic, gear driven |
MAXIMUM ENGINE RPM: | | 12,500 maximum free speed with bar & chain |
IDLE RPM: | | |
IGNITION TIMING: | | fixed |
BREAKER POINT SETTING: | | none |
FLYWHEEL/COIL AIR GAP: | | 0.2 to 0.3 mm (0.008 to 0.012 in.) |
SPARK PLUG TYPE: | | Bosch WSR6F, NGK BPMR7A |
SPARK PLUG GAP: | | 0.5 mm (0.020 in.) |
CRANKSHAFT MAIN BEARINGS: | | Roller |
FUEL TANK CAPACITY: | | 560 ml |
FUEL OIL RATIO: | | 40:1 |
RECOMMENDED FUEL OCTANE: | | Regular grade |
MIX OIL SPECIFICATION: | | Dolmar mix oil |
CHAIN PITCH: | | .325 in. or 3.8 in Low Profile |
CHAIN TYPE: | | |
BAR MOUNT PATTERN: | | 01 link |
SHORTEST GUIDE BAR SUPPLIED: | | 33 cm (13 in.) |
LONGEST GUIDE BAR SUPPLIED: | | 45 cm (18 in.) |
COLOUR SCHEME: | | Dolmar Orange |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | |
SERVICE MANUAL: | | |