MANUFACTURED BY: |  | STIHL ANDREAS MASCHINENFABRIK |
 | | STUTTGART, GERMANY |
SERIES OR ASSEMBLY NUMBER: | | |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | 1985 |
YEAR DISCONTINUED: | | 1997 |
ENGINE DISPLACEMENT: | | 122 ccm (7.44 cu. in.) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 60 mm (2.36 in.) |
PISTON STROKE: | | 43 mm (1.69 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.: | | 8.2 B.H.P. (6.03 kW) |
WEIGHT: | | 8.9 kg (18.7 LBS.) powerhead only |
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: | | Tillotson HT-1A, 2B, 3A, 7A |
MAJOR REPAIR KIT: | | RK-1HT for 1A, 2B, 3A
RK-3HT for 7A |
MINOR REPAIR KIT: | | DG-1HT for 1A, 2B, 3A
DG-7HS/T for 7A |
AIR FILTER SYSTEM: | | Nylon mesh element |
STARTER TYPE: | | Automatic rewind |
OIL PUMP: | | Automatic, gear driven, adjustable |
MAXIMUM ENGINE RPM: | | 12,000 |
IDLE RPM: | | 2,800 |
IGNITION TIMING: | | fixed |
BREAKER POINT SETTING: | | none |
FLYWHEEL/COIL AIR GAP: | | |
SPARK PLUG TYPE: | | BPMR7A |
SPARK PLUG GAP: | | |
CRANKSHAFT MAIN BEARINGS: | | Ball |
FUEL TANK CAPACITY: | | |
FUEL OIL RATIO: | | 50:1 |
RECOMMENDED FUEL OCTANE: | | Automotive grade regular |
MIX OIL SPECIFICATION: | | Stihl mix oil |
CHAIN PITCH: | | 3/8 in or .404 in. |
CHAIN TYPE: | | Stihl |
BAR MOUNT PATTERN: | | 07 link |
SHORTEST GUIDE BAR SUPPLIED: | | |
LONGEST GUIDE BAR SUPPLIED: | | |
COLOUR SCHEME: | | |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | |
SERVICE MANUAL: | | |