MANUFACTURED BY: |  | DOLMAR MASCHINEN-FABRIK GmbH & Co. |
 | | HAMBURG, GERMANY |
SERIES OR ASSEMBLY NUMBER: | | 166 |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | 1984 |
YEAR DISCONTINUED: | | |
ENGINE DISPLACEMENT: | | 118 ccm (7.2 cu. in.) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 56 mm (2.20 in.) |
PISTON STROKE: | | 48 mm (1.89 in.) |
PISTON RING THICKNESS: | | 2 rings used |
CYLINDER TYPE: | | Aluminum with Chrome plated bore |
INTAKE METHOD: | | Piston ported |
MANUFACTURER ADVERTISED H.P.: | | 5.9 kW (12 HP SAE) |
WEIGHT: | | 12.4 kg with 53 cm bar & chain
27.3 lbs. with 21 in. bar & chain |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Anti-vibration |
CHAIN BRAKE: | | Yes, mechanical |
CLUTCH: | | Centrifugal, 4 metal shoes |
DRIVE TYPE: | | Direct |
CONSTRUCTION: | | Die cast Magnesium |
MAGNETO TYPE: | | Electronic |
CARBURETOR: | | Tillotson HS-274A
Walbro WB-17-1, 25-1 types |
MAJOR REPAIR KIT: | | RK-23HS
K10-WB for WB-17-1 carb
K11-WB for WB-25-1 carb |
MINOR REPAIR KIT: | | DG-5HS/T
D10-WB for WB-17-1
D11-WB for WB-25-1 carb |
AIR FILTER SYSTEM: | | Nylon mesh element |
STARTER TYPE: | | Dolmar automatic rewind, cord is 4 mm X 1000 mm |
OIL PUMP: | | Automatic, adjustable plus manual override |
MAXIMUM ENGINE RPM: | | 8.000 with full load, max torque at 5,000 |
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 |
SPARK PLUG GAP: | | 0.5 mm (0.020 in.) |
CRANKSHAFT MAIN BEARINGS: | | Ball |
FUEL TANK CAPACITY: | | 1.2 liter (40 fl. oz.) |
FUEL OIL RATIO: | | 40:1 |
RECOMMENDED FUEL OCTANE: | | Regular automotive |
MIX OIL SPECIFICATION: | | Dolmar two-cycle mix |
CHAIN PITCH: | | .404 in. |
CHAIN TYPE: | | |
BAR MOUNT PATTERN: | | 19 link |
SHORTEST GUIDE BAR SUPPLIED: | | 53 cm (21 in.) |
LONGEST GUIDE BAR SUPPLIED: | | 112 cm (44 in.) |
COLOUR SCHEME: | | Dolmar Orange enamel with Black top |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | |
SERVICE MANUAL: | | |