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Model: 021

MANUFACTURED BY:
STIHL ANDREAS MASCHINENFABRIK
STUTTGART, GERMANY
SERIES OR ASSEMBLY NUMBER:
1123
YEAR INTRODUCED:
1993
YEAR DISCONTINUED:
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:
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:
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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