MANUFACTURED BY: |  | STIHL ANDREAS MASCHINENFABRIK |
 | | STUTTGART, GERMANY |
SERIES OR ASSEMBLY NUMBER: | | 1109 |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | 1968 |
YEAR DISCONTINUED: | | |
ENGINE DISPLACEMENT: | | 137 ccm (8.36 cu. in.) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 66mm (2.64 in.) |
PISTON STROKE: | | 40mm (1.6 in.) |
PISTON RING THICKNESS: | | 1.5 mm, 2 rings used |
CYLINDER TYPE: | | Aluminum with Chrome plated bore |
INTAKE METHOD: | | Piston ported |
MANUFACTURER ADVERTISED H.P.: | | 13 @ 6,500 RPM |
WEIGHT: | | 13.9 kg (30.6 lbs.) |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Rigid |
CHAIN BRAKE: | | none |
CLUTCH: | | Centrifugal |
DRIVE TYPE: | | Direct |
CONSTRUCTION: | | Die cast Magnesium |
MAGNETO TYPE: | | Bosch |
CARBURETOR: | | Tillotson HL-244A, 324A, 327C, 331A series |
MAJOR REPAIR KIT: | | RK-113HL for HL-244A, 324A
RK-114HL for HL-327C |
MINOR REPAIR KIT: | | DG-5HL for all |
AIR FILTER SYSTEM: | | Nylon mesh element |
STARTER TYPE: | | Automatic rewind (Fairbanks Morse type) |
OIL PUMP: | | Automatic with manual assist |
MAXIMUM ENGINE RPM: | | 6,500 to 7,000, 8,000 FREE |
IDLE RPM: | | |
IGNITION TIMING: | | 3mm (0.12 in.) before TDC |
BREAKER POINT SETTING: | | 0.4mm (0.016 in.) |
FLYWHEEL/COIL AIR GAP: | | |
SPARK PLUG TYPE: | | Bosch WKA 225 T 6 |
SPARK PLUG GAP: | | 0.51mm (0.020 in.) |
CRANKSHAFT MAIN BEARINGS: | | Needle roller |
FUEL TANK CAPACITY: | | 1.2 litres (2.54 pints) |
FUEL OIL RATIO: | | 20:1 after break in |
RECOMMENDED FUEL OCTANE: | | Regular |
MIX OIL SPECIFICATION: | | Castrol 2-Stroke SAE 40 or DeLuxe SAE 50 |
CHAIN PITCH: | | .404 in., optional 1/2 in. |
CHAIN TYPE: | | Oregon |
BAR MOUNT PATTERN: | | 07 link |
SHORTEST GUIDE BAR SUPPLIED: | | 53cm (21 in.) |
LONGEST GUIDE BAR SUPPLIED: | | 152cm (60 in.) |
COLOUR SCHEME: | | Grey with Red top cover |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | |
SERVICE MANUAL: | | |