MANUFACTURED BY: |  | STIHL ANDREAS MASCHINENFABRIK |
 | | STUTTGART, GERMANY |
SERIES OR ASSEMBLY NUMBER: | | 1123 |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | 1990 |
YEAR DISCONTINUED: | | 2002 |
ENGINE DISPLACEMENT: | | 35.2 ccm (2.15 cu. in.) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 40 mm (1.57 in.) |
PISTON STROKE: | | 28 mm (1.10 in. |
PISTON RING THICKNESS: | | 1.5 mm |
CYLINDER TYPE: | | Aluminum with chrome plated bore |
INTAKE METHOD: | | Piston ported |
MANUFACTURER ADVERTISED H.P.: | | 2.0 |
WEIGHT: | | |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Anti-vibration |
CHAIN BRAKE: | | Yes |
CLUTCH: | | Cenrifugal |
DRIVE TYPE: | | Direct |
CONSTRUCTION: | | Injection molded polymer, die cast magnesium |
MAGNETO TYPE: | | Electronic |
CARBURETOR: | | Zama C1Q type |
MAJOR REPAIR KIT: | | |
MINOR REPAIR KIT: | | |
AIR FILTER SYSTEM: | | Nylon mesh cartridge |
STARTER TYPE: | | Automatic rewind |
OIL PUMP: | | Automaitc, gear driven |
MAXIMUM ENGINE RPM: | | 12,500 |
IDLE RPM: | | 2,800 |
IGNITION TIMING: | | Fixed |
BREAKER POINT SETTING: | | none |
FLYWHEEL/COIL AIR GAP: | | 0.2 to 0.4 mm (0.008 to 0.016 in.) |
SPARK PLUG TYPE: | | Bosch WSR6F, Champion RCJ7Y, NGK BPMR7A |
SPARK PLUG GAP: | | 0.51 mm (0.020 in.) |
CRANKSHAFT MAIN BEARINGS: | | Ball |
FUEL TANK CAPACITY: | | |
FUEL OIL RATIO: | | 50:1 with Stihl oil |
RECOMMENDED FUEL OCTANE: | | Regular grade |
MIX OIL SPECIFICATION: | | Stihl two-cycle chain saw mix oil |
CHAIN PITCH: | | 3/8 in. Low Profile |
CHAIN TYPE: | | Stihl Picco |
BAR MOUNT PATTERN: | | 26 link |
SHORTEST GUIDE BAR SUPPLIED: | | 30 cm (12 in.) |
LONGEST GUIDE BAR SUPPLIED: | | 40 cm (16 in.) |
COLOUR SCHEME: | | |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | |
SERVICE MANUAL: | | |