MANUFACTURED BY: |  | STIHL ANDREAS MASCHINENFABRIK |
 | | STUTTGART, GERMANY |
SERIES OR ASSEMBLY NUMBER: | | 1125 |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | 2002 |
YEAR DISCONTINUED: | | 2005 |
ENGINE DISPLACEMENT: | | 61.5 ccm (3.75 cu. in.) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 48 mm (1.89 in.) |
PISTON STROKE: | | 34 mm (1.34 in.) |
PISTON RING THICKNESS: | | |
CYLINDER TYPE: | | Aluminum with Chrome plated bore |
INTAKE METHOD: | | Piston Ported |
MANUFACTURER ADVERTISED H.P.: | | 4.42 hp (3.3 kW) |
WEIGHT: | | 12.5 lbs. (5.7 kG) |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Anti-Vibration |
CHAIN BRAKE: | | Inertia activated |
CLUTCH: | | Centrifugal |
DRIVE TYPE: | | Direct |
CONSTRUCTION: | | Die cast Magnesium, injection molded Polymer |
MAGNETO TYPE: | | Electronic |
CARBURETOR: | | Zama C3A-S39-B |
MAJOR REPAIR KIT: | | |
MINOR REPAIR KIT: | | |
AIR FILTER SYSTEM: | | Nylon mesh cartridge |
STARTER TYPE: | | Stihl automatic rewind |
OIL PUMP: | | Automatic with gear driven pump, adjustable |
MAXIMUM ENGINE RPM: | | |
IDLE RPM: | | |
IGNITION TIMING: | | fixed |
BREAKER POINT SETTING: | | none |
FLYWHEEL/COIL AIR GAP: | | |
SPARK PLUG TYPE: | | WSR6F, BPMR7A, RCJ7Y |
SPARK PLUG GAP: | | 0.2 to 0.3 mm |
CRANKSHAFT MAIN BEARINGS: | | Ball |
FUEL TANK CAPACITY: | | 625 ml |
FUEL OIL RATIO: | | 50:1 |
RECOMMENDED FUEL OCTANE: | | Regular automotive grade, minumum 87 octane |
MIX OIL SPECIFICATION: | | Stihl mix oil |
CHAIN PITCH: | | 3/8 in. (9.32 mm), 0.050 gauge |
CHAIN TYPE: | | Stihl RM3, RS3 |
BAR MOUNT PATTERN: | | 31 link |
SHORTEST GUIDE BAR SUPPLIED: | | 40 cm (16 in.) |
LONGEST GUIDE BAR SUPPLIED: | | 70 cm (28 in.) |
COLOUR SCHEME: | | |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | |
SERVICE MANUAL: | | |