MANUFACTURED BY: | | LANCASTER PUMP & MFG. CO. |
| | LANCASTER, PENNSYLVANIA, U.S.A. |
SERIES OR ASSEMBLY NUMBER: | | |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | 1957 |
YEAR DISCONTINUED: | | |
ENGINE DISPLACEMENT: | | 5.1 cu. in. (83.5 cc) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 2.00 in. (50.8mm) |
PISTON STROKE: | | 1.625 in. (41.27 in.) |
PISTON RING THICKNESS: | | |
CYLINDER TYPE: | | Aluminum with cast iron liner |
INTAKE METHOD: | | Reed valves |
MANUFACTURER ADVERTISED H.P.: | | 2.8 |
WEIGHT: | | 22 lbs. |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Rigid |
CHAIN BRAKE: | | none |
CLUTCH: | | Centrifugal |
DRIVE TYPE: | | Gear reduction |
CONSTRUCTION: | | Sand cast aluminum |
MAGNETO TYPE: | | Wico |
CARBURETOR: | | Tillotson HL series |
MAJOR REPAIR KIT: | | |
MINOR REPAIR KIT: | | |
AIR FILTER SYSTEM: | | Skinner ribbon element |
STARTER TYPE: | | Fairbanks Morse automatic rewind |
OIL PUMP: | | Manual |
MAXIMUM ENGINE RPM: | | 4,000 |
IDLE RPM: | | |
IGNITION TIMING: | | 2.1875 in. before TDC |
BREAKER POINT SETTING: | | 0.020 in. (0.51mm) |
FLYWHEEL/COIL AIR GAP: | | fixed, not adjustable |
SPARK PLUG TYPE: | | Champion J12J |
SPARK PLUG GAP: | | 0.040 in. (0.10mm) |
CRANKSHAFT MAIN BEARINGS: | | Ball and caged needle roller |
FUEL TANK CAPACITY: | | |
FUEL OIL RATIO: | | 1/2 pint to 1 U.S. gallon |
RECOMMENDED FUEL OCTANE: | | Regular |
MIX OIL SPECIFICATION: | | Two-cycle chain saw mix oil |
CHAIN PITCH: | | 1/2 in. |
CHAIN TYPE: | | Atkins 763 |
BAR MOUNT PATTERN: | | |
SHORTEST GUIDE BAR SUPPLIED: | | 16 in. (40cm) |
LONGEST GUIDE BAR SUPPLIED: | | 36 in. (91cm) |
COLOUR SCHEME: | | |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | |
SERVICE MANUAL: | | |