MANUFACTURED BY: |  | SKIL CORPORATION |
 | | CHICAGO, ILLINOIS, U.S.A. |
SERIES OR ASSEMBLY NUMBER: | | 1660, 1661 |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | 1969 |
YEAR DISCONTINUED: | | |
ENGINE DISPLACEMENT: | | 5.8 cu. in. (95cc) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 2.3125 in. |
PISTON STROKE: | | 1.375 in. |
PISTON RING THICKNESS: | | |
CYLINDER TYPE: | | Aluminum with cast iron sleeve |
INTAKE METHOD: | | Piston ported |
MANUFACTURER ADVERTISED H.P.: | | not advertised |
WEIGHT: | | 16.5 lbs. powerhead only |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Rigid |
CHAIN BRAKE: | | none |
CLUTCH: | | Centrifugal |
DRIVE TYPE: | | Direct |
CONSTRUCTION: | | Sand cast magnesium |
MAGNETO TYPE: | | flywheel magneto |
CARBURETOR: | | Tillotson HS series |
MAJOR REPAIR KIT: | | RK-23HS |
MINOR REPAIR KIT: | | DG-5HS/T |
AIR FILTER SYSTEM: | | Flocked wire screen |
STARTER TYPE: | | Fairbanks Morse automatic rewind |
OIL PUMP: | | Automatic with manual override |
MAXIMUM ENGINE RPM: | | |
IDLE RPM: | | |
IGNITION TIMING: | | 35 degrees BTDC |
BREAKER POINT SETTING: | | 0.015 in. |
FLYWHEEL/COIL AIR GAP: | | Position is fixed |
SPARK PLUG TYPE: | | Champion J6J, Autolite A3X, AC M44C |
SPARK PLUG GAP: | | 0.025 in. |
CRANKSHAFT MAIN BEARINGS: | | Ball |
FUEL TANK CAPACITY: | | 1.7 Imp. Pints |
FUEL OIL RATIO: | | 16:1 |
RECOMMENDED FUEL OCTANE: | | Regular grade 72 to 83 |
MIX OIL SPECIFICATION: | | Two-cycle chain saw mix oil |
CHAIN PITCH: | | 3/8 in. |
CHAIN TYPE: | | Oregon 73D |
BAR MOUNT PATTERN: | | |
SHORTEST GUIDE BAR SUPPLIED: | | 16 in. (40 cm) |
LONGEST GUIDE BAR SUPPLIED: | | 30 in. (76 cm) |
COLOUR SCHEME: | | |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | |  SKIL1660IPL1.pdf |
SERVICE MANUAL: | | |