MANUFACTURED BY: CLINTON MACHINE COMPANY CLINTON, MICHIGAN, U.S.A. SERIES OR ASSEMBLY NUMBER: YEAR INTRODUCED: 1959 YEAR DISCONTINUED: 1960 ENGINE DISPLACEMENT: 5.78 cu. in. (94.7 cc) NUMBER OF CYLINDERS: 1 CYLINDER BORE: 2.125 in. (53.9 mm) PISTON STROKE: 1.625 in. (41.27 mm) CYLINDER TYPE: Aluminum with cast iron sleeve INTAKE METHOD: Reed valves MANUFACTURER ADVERTISED H.P.: 5.5 WEIGHT: 23-1/2 lbs. powerhead only OPERATOR CONFIGURATION: One Man operation HANDLEBAR SYSTEM: Rigid CHAIN BRAKE: none CLUTCH: Centrifugal DRIVE TYPE: Direct CONSTRUCTION: Die cast aluminum MAGNETO TYPE: Phelon CARBURETOR: Tillotson diaphragm type MAJOR REPAIR KIT: MINOR REPAIR KIT: AIR FILTER SYSTEM: Skinner ribbon element STARTER TYPE: Clinton automatic rewind OIL PUMP: Manual MAXIMUM ENGINE RPM: 4,500 to 4,800 IDLE RPM: IGNITION TIMING: 35 degrees before TDC (0.190 in.) BREAKER POINT SETTING: 0.020 in. (0.51 mm) FLYWHEEL/COIL AIR GAP: 0.007 to 0.017 in. SPARK PLUG TYPE: Champion H-10J SPARK PLUG GAP: 0.025 in. (0.63 mm) CRANKSHAFT MAIN BEARINGS: Ball and caged needle roller FUEL TANK CAPACITY: 1-1/2 U.S. Quarts = 48 oz. FUEL OIL RATIO: 3/4 pint to 1 gallon RECOMMENDED FUEL OCTANE: Regular MIX OIL SPECIFICATION: SAE 30 non detergent CHAIN PITCH: 1/2 in., optional 7/16 in. CHAIN TYPE: Oregon 41AC BAR MOUNT PATTERN: SHORTEST GUIDE BAR SUPPLIED: 14 in. (35 cm) LONGEST GUIDE BAR SUPPLIED: 26 in. (66 cm)