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Model: 025

MANUFACTURED BY:
STIHL ANDREAS MASCHINENFABRIK
STUTTGART, GERMANY
SERIES OR ASSEMBLY NUMBER:
1123
YEAR INTRODUCED:
1993
YEAR DISCONTINUED:
ENGINE DISPLACEMENT:
44.3 ccm (2.70 cu. in.)
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
42 mm (1.65 in)
PISTON STROKE:
32 mm (1.26 in.)
PISTON RING THICKNESS:
CYLINDER TYPE:
Aluminum with chrome plated bore
INTAKE METHOD:
Piston ported
MANUFACTURER ADVERTISED H.P.:
3.0
WEIGHT:
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Anti-vibration
CHAIN BRAKE:
Yes
CLUTCH:
Centrifugal
DRIVE TYPE:
Direct
CONSTRUCTION:
Injection molded plastic, 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:
Automatic, gear driven, non adjustable
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, NGK BPMR7A, Champion RCJ7Y
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:
CHAIN TYPE:
BAR MOUNT PATTERN:
SHORTEST GUIDE BAR SUPPLIED:
LONGEST GUIDE BAR SUPPLIED:
COLOUR SCHEME:
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:



 

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