MANUFACTURED BY: |  | SKIL CORPORATION |
 |  | CHICAGO, ILLINOIS, U.S.A. |
SERIES OR ASSEMBLY NUMBER: |  | |
SERIAL NUMBER PREFIX: |  | |
YEAR INTRODUCED: |  | 1977 |
YEAR DISCONTINUED: |  | |
ENGINE DISPLACEMENT: |  | 2.1 cu. in. (34cc) |
NUMBER OF CYLINDERS: |  | 1 |
CYLINDER BORE: |  | 1.4375 in. (36.5 mm) |
PISTON STROKE: |  | 1.28125 in. (32.5 mm) |
PISTON RING THICKNESS: |  | |
CYLINDER TYPE: |  | Aluminum with chrome plated bore |
INTAKE METHOD: |  | Piston ported |
MANUFACTURER ADVERTISED H.P.: |  | |
WEIGHT: |  | 6.5 lbs. (2.94 kg) powerhead only |
OPERATOR CONFIGURATION: |  | One Man operation |
HANDLEBAR SYSTEM: |  | Rigid |
CHAIN BRAKE: |  | none |
CLUTCH: |  | Centrifugal |
DRIVE TYPE: |  | Direct |
CONSTRUCTION: |  | Die cast magnesium |
MAGNETO TYPE: |  | Flywheel magneto |
CARBURETOR: |  | Tillotson HU series |
MAJOR REPAIR KIT: |  | |
MINOR REPAIR KIT: |  | |
AIR FILTER SYSTEM: |  | Cullulose fiber element |
STARTER TYPE: |  | Automatic rewind |
OIL PUMP: |  | Automatic with manual override |
MAXIMUM ENGINE RPM: |  | 7,000 to 9,500 |
IDLE RPM: |  | |
IGNITION TIMING: |  | fixed |
BREAKER POINT SETTING: |  | 0.015 in. (0.38 mm) |
FLYWHEEL/COIL AIR GAP: |  | 0.016 in. (0.41 mm) |
SPARK PLUG TYPE: |  | Champion CJ6 |
SPARK PLUG GAP: |  | 0.025 in. (0.63 mm) |
CRANKSHAFT MAIN BEARINGS: |  | Caged needle roller |
FUEL TANK CAPACITY: |  | 10 fl. oz. (300 ml) |
FUEL OIL RATIO: |  | 16:1 |
RECOMMENDED FUEL OCTANE: |  | regular grade 72 to 83 |
MIX OIL SPECIFICATION: |  | Two-cycle chain saw mix oil |
CHAIN PITCH: |  | 1/4 in. |
CHAIN TYPE: |  | Oregon 25AP |
BAR MOUNT PATTERN: |  | 02 link |
SHORTEST GUIDE BAR SUPPLIED: |  | 10 in. (25 cm) |
LONGEST GUIDE BAR SUPPLIED: |  | 16 in. (40 cm) |
COLOUR SCHEME: |  | |
PAINT CODES: |  | |
ILLUSTRATED PARTS LIST: |  |  |
SERVICE MANUAL: |  |  |