MANUFACTURED BY: STIHL ANDREAS MASCHINENFABRIK STUTTGART, GERMANY SERIES OR ASSEMBLY NUMBER: 1107 YEAR INTRODUCED: 1965 YEAR DISCONTINUED: ENGINE DISPLACEMENT: 75 ccm (4.57 cu. in.) NUMBER OF CYLINDERS: 1 CYLINDER BORE: 50 mm (2.0 in.) PISTON STROKE: 38 mm (1.50 in.) CYLINDER TYPE: Aluminum with chrome plated bore INTAKE METHOD: Piston ported MANUFACTURER ADVERTISED H.P.: 4.5 HP @ 7,500 R.P.M. DIN WEIGHT : 10 kg with 40 cm bar & chain 22 lbs. with 17 in bar & chain OPERATOR CONFIGURATION: One Man operation HANDLEBAR SYSTEM: Rigid CHAIN BRAKE: none CLUTCH: Centrifugal DRIVE TYPE: Direct CONSTRUCTION: Die cast magnesium MAGNETO TYPE: Bosch flywheel type CARBURETOR: Tillotson HL-155B series MAJOR REPAIR KIT: RK-114HL MINOR REPAIR KIT: DG-5HL AIR FILTER SYSTEM: Nylon mesh element STARTER TYPE: Automatic rewind (Fairbanks Morse type) OIL PUMP: Automatic OPERATING RPM: 7,000 to 7,500 IGNITION TIMING: 2.8 mm (0.112 in.) before TDC BREAKER POINT SETTING: 0.4 mm (0.016 in.) FLYWHEEL/COIL AIR GAP: Position is fixed SPARK PLUG TYPE: Bosch W175T1 SPARK PLUG GAP: 0.51 mm (0.020 in.) CRANKSHAFT MAIN BEARINGS: Ball FUEL TANK CAPACITY: 1 litre (2.1 pints) FUEL OIL RATIO: 20:1 after break in RECOMMENDED FUEL OCTANE: Regular MIX OIL SPECIFICATION: Castrol 2-stroke SAE 40 CHAIN PITCH: .404 in. CHAIN TYPE: Oregon Chipper BAR MOUNT PATTERN: SHORTEST GUIDE BAR SUPPLIED: 43 cm (17 in.) LONGEST GUIDE BAR SUPPLIED: 53 cm (21 in.) COLOUR SCHEME: Grey with Red carburetor shroud and bar clamp