MANUFACTURED BY: |  | STIHL ANDREAS MASCHINENFABRIK |
 | | STUTTGART, GERMANY |
SERIES OR ASSEMBLY NUMBER: | | 1129 |
SERIAL NUMBER PREFIX: | | |
YEAR INTRODUCED: | | 1979 |
YEAR DISCONTINUED: | | |
ENGINE DISPLACEMENT: | | 35.2ccm (2.15 cu. in.) |
NUMBER OF CYLINDERS: | | 1 |
CYLINDER BORE: | | 40mm (1.575 in.) |
PISTON STROKE: | | 28mm (1.102 in.) |
PISTON RING THICKNESS: | | 1.5 mm |
CYLINDER TYPE: | | Aluminum with Chrome plated bore |
INTAKE METHOD: | | Piston ported |
MANUFACTURER ADVERTISED H.P.: | | 2.3 |
WEIGHT: | | 4.45kg with 30cm bar & chain
9.7 lbs. with 12 in. bar & chain |
OPERATOR CONFIGURATION: | | One Man operation |
HANDLEBAR SYSTEM: | | Anti-vibration |
CHAIN BRAKE: | | Yes |
CLUTCH: | | Centrifugal |
DRIVE TYPE: | | Direct |
CONSTRUCTION: | | Die cast Magnesium |
MAGNETO TYPE: | | Bosch |
CARBURETOR: | | Tillotson HU-7A series |
MAJOR REPAIR KIT: | | RK-14HU |
MINOR REPAIR KIT: | | DG-2HU |
AIR FILTER SYSTEM: | | Felt element |
STARTER TYPE: | | Stihl automatic rewind |
OIL PUMP: | | Automatic |
MAXIMUM ENGINE RPM: | | 12,500 |
IDLE RPM: | | 2,800 |
IGNITION TIMING: | | 2.0 to 2.2mm (0.08 to 0.09 in.) before TDC |
BREAKER POINT SETTING: | | 0.35 to 0.4mm (0.014 to 0.016 in.) |
FLYWHEEL/COIL AIR GAP: | | |
SPARK PLUG TYPE: | | Bosch WSR6F, Champion RCJ7Y |
SPARK PLUG GAP: | | 0.51mm (0.020 in.) |
CRANKSHAFT MAIN BEARINGS: | | Ball |
FUEL TANK CAPACITY: | | 400ml |
FUEL OIL RATIO: | | 40:1 with Stihl oil |
RECOMMENDED FUEL OCTANE: | | Regular |
MIX OIL SPECIFICATION: | | Stihl two-cycle chain saw mix oil |
CHAIN PITCH: | | 3/8 low profile |
CHAIN TYPE: | | Stihl Picco |
BAR MOUNT PATTERN: | | 26 link |
SHORTEST GUIDE BAR SUPPLIED: | | 30cm (12 in.) |
LONGEST GUIDE BAR SUPPLIED: | | 35cm (14 in.) |
COLOUR SCHEME: | | Grey with Red clutch cover |
PAINT CODES: | | |
ILLUSTRATED PARTS LIST: | | |
SERVICE MANUAL: | | |