MANUFACTURED BY: |  | WRIGHT SAW Div. THOMAS INDUSTRIES. INC. |
 | | SHEBOYGAN, WISCONSIN, U.S.A. |
SERIES OR ASSEMBLY NUMBER: | | |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | 1962 |
YEAR DISCONTINUED: | | |
ENGINE DISPLACEMENT: | | 4.7 cu. in. (77 cc) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 2.0 in. (50.8 mm) |
PISTON STROKE: | | 1.5 in. (38 mm) |
PISTON RING THICKNESS: | | |
CYLINDER TYPE: | | Aluminum with cast iron liner |
INTAKE METHOD: | | Reed Valve |
MANUFACTURER ADVERTISED H.P.: | | |
WEIGHT: | | 23 lbs. with 17 in. bar & chain
10.4 kg with 43 cm bar & chain |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Rigid |
CHAIN BRAKE: | | none |
CLUTCH: | | Centrifugal, engages @ 2500 RPM |
DRIVE TYPE: | | Direct |
CONSTRUCTION: | | Die cast magnesium |
MAGNETO TYPE: | | Phelon |
CARBURETOR: | | Carter ND diaphragm type |
MAJOR REPAIR KIT: | | |
MINOR REPAIR KIT: | | |
AIR FILTER SYSTEM: | | Flocked screen |
STARTER TYPE: | | Fairbanks Morse automatic rewind |
OIL PUMP: | | Manual |
MAXIMUM ENGINE RPM: | | |
IDLE RPM: | | |
IGNITION TIMING: | | Fixed |
BREAKER POINT SETTING: | | 0.015 in. (0.3 mm) |
FLYWHEEL/COIL AIR GAP: | | Fixed, not adjustable |
SPARK PLUG TYPE: | | Champion J-11J |
SPARK PLUG GAP: | | 0.025 in. (0.6 mm) |
CRANKSHAFT MAIN BEARINGS: | | Ball |
FUEL TANK CAPACITY: | | 1-1/4 U.S. Quarts |
FUEL OIL RATIO: | | 1/2 pint to 1 gallon after break in. |
RECOMMENDED FUEL OCTANE: | | 3/4 pint to 1 gallon for first 5 hours operation |
MIX OIL SPECIFICATION: | | Two-cycle mix oil or Wright mix oil |
CHAIN PITCH: | | .404 in. .063 gauge, 7/16 and 1/2 in optional |
CHAIN TYPE: | | Oregon |
BAR MOUNT PATTERN: | | |
SHORTEST GUIDE BAR SUPPLIED: | | 14 in. (35 cm) |
LONGEST GUIDE BAR SUPPLIED: | | 25 in. (63.5 cm) |
COLOUR SCHEME: | | Orange enamel with White trim |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | |
SERVICE MANUAL: | | |