MANUFACTURED BY: |  | COBRA CHAIN SAWS |
 | | CRYSTAL LAKE, ILLINOIS, U.S.A. |
SERIES OR ASSEMBLY NUMBER: | | |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | 1965 |
YEAR DISCONTINUED: | | |
ENGINE DISPLACEMENT: | | 6.1 cu. in. (100 ccm) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 2.1875 in. (55.5 mm) |
PISTON STROKE: | | 1.6250 in. (41.2 mm) |
PISTON RING THICKNESS: | | |
CYLINDER TYPE: | | Aluminum with CHROME plated bore |
INTAKE METHOD: | | Reed valves |
MANUFACTURER ADVERTISED H.P.: | | 7 |
WEIGHT: | | 19 lbs. (8.6 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: | | Wico |
CARBURETOR: | | Tillotson HL series |
MAJOR REPAIR KIT: | | nla |
MINOR REPAIR KIT: | | DG-1HL |
AIR FILTER SYSTEM: | | Skinner ribbon element |
STARTER TYPE: | | Fairbanks Morse automatic rewind |
OIL PUMP: | | Manual |
MAXIMUM ENGINE RPM: | | |
IDLE RPM: | | |
IGNITION TIMING: | | 22 degrees before TDC (0.070 in.) Position stator full retard |
BREAKER POINT SETTING: | | 0.015 in. (0.38 mm) |
FLYWHEEL/COIL AIR GAP: | | Position is fixed |
SPARK PLUG TYPE: | | Champion L4J, AC 42FF |
SPARK PLUG GAP: | | 0.030 in. (0.76 mm) |
CRANKSHAFT MAIN BEARINGS: | | Ball |
FUEL TANK CAPACITY: | | |
FUEL OIL RATIO: | | 3/4 pint to 1 gallon = 12:1 |
RECOMMENDED FUEL OCTANE: | | Regular grade 72 to 83 |
MIX OIL SPECIFICATION: | | Two cycle chain saw mix oil |
CHAIN PITCH: | | .404 in. |
CHAIN TYPE: | | Oregon 50C3 |
BAR MOUNT PATTERN: | | |
SHORTEST GUIDE BAR SUPPLIED: | | 16 in. (40 cm) |
LONGEST GUIDE BAR SUPPLIED: | | 25 in. (63.5 cm) |
COLOUR SCHEME: | | |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | |
SERVICE MANUAL: | | |