STIHL 090.

Model: 090 AV

MANUFACTURED BY: STIHL ANDREAS MASCHINENFABRIK STUTTGART, GERMANY
SERIES OR ASSEMBLY NUMBER: 1109
ENGINE DISPLACEMENT: 137ccm (8.36 cu. in.) NUMBER OF CYLINDERS: 1 CYLINDER BORE: 66mm (2.6 in.) PISTON STROKE: 40mm (1.57mm) CYLINDER TYPE: Aluminum with chrome plated bore INTAKE METHOD: Piston ported MANUFACTURER ADVERTISED H.P.: WEIGHT: 14.7kg with 53cm bar & chain 32.4 lbs. with 21 in. bar & chain OPERATOR CONFIGURATION: One Man operation HANDLEBAR SYSTEM: Anti-vibration CHAIN BRAKE: none CLUTCH: Centrifugal DRIVE TYPE: Direct CONSTRUCTION: Die cast magnesium MAGNETO TYPE: Bosch electronic CARBURETOR: Tillotson HL-244A, HL-324A series MAJOR REPAIR KIT: RK-113HL MINOR REPAIR KIT: DG-5HL AIR FILTER SYSTEM: Nylon mesh cartridge STARTER TYPE: Stihl automatic rewind OIL PUMP: Automatic with manual assist MAXIMUM ENGINE RPM: 8,000 IDLE RPM: IGNITION TIMING: fixed BREAKER POINT SETTING: none FLYWHEEL/COIL AIR GAP: SPARK PLUG TYPE: Bosch WSR6F SPARK PLUG GAP: 0.5mm (0.020 in.) CRANKSHAFT MAIN BEARINGS: Needle roller FUEL TANK CAPACITY: 2.29 pints FUEL OIL RATIO: 40:1 with Stihl oil RECOMMENDED FUEL OCTANE: Regular MIX OIL SPECIFICATION: Stihl two-cycle chain saw mix oil CHAIN PITCH: .404 in. optional 1/2 in. CHAIN TYPE: Stihl BAR MOUNT PATTERN: SHORTEST GUIDE BAR SUPPLIED: 53cm (21 in.) LONGEST GUIDE BAR SUPPLIED: 150cm (59 in.) COLOUR SCHEME: Stihl Grey enamel with Red top cover