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Model: 90

MANUFACTURED BY:
HUSQVARNA VAPENFABRIKS AB
HUSKVARNA, SWEDEN
SERIES OR ASSEMBLY NUMBER:
A, E, F,G
YEAR INTRODUCED:
1959
YEAR DISCONTINUED:
ENGINE DISPLACEMENT:
90cc (5.5 cu. in.)
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
52 mm
PISTON STROKE:
42 mm
PISTON RING THICKNESS:
CYLINDER TYPE:
Aluminum with chrome plated bore
INTAKE METHOD:
Piston ported
MANUFACTURER ADVERTISED H.P.:
not advertised
WEIGHT:
11.5 kg
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Rigid
CHAIN BRAKE:
none
CLUTCH:
Centrifugal
DRIVE TYPE:
Direct
CONSTRUCTION:
Die cast magnesium
MAGNETO TYPE:
Bosch
CARBURETOR:
Tillotson HL series
MAJOR REPAIR KIT:
MINOR REPAIR KIT:
AIR FILTER SYSTEM:
Nylon mesh cartridge
STARTER TYPE:
Automatic rewind
OIL PUMP:
Manual, built into sprocket cover
MAXIMUM ENGINE RPM:
6,000
IDLE RPM:
IGNITION TIMING:
24 degrees before TDC
BREAKER POINT SETTING:
0.4 mm (0.020 in.)
FLYWHEEL/COIL AIR GAP:
position is fixed
SPARK PLUG TYPE:
Bosch W 225 T1
SPARK PLUG GAP:
0.51 mm (0.020 in.)
CRANKSHAFT MAIN BEARINGS:
Ball
FUEL TANK CAPACITY:
1100 ml
FUEL OIL RATIO:
25:1
RECOMMENDED FUEL OCTANE:
Regular grade
MIX OIL SPECIFICATION:
Two cycle air cooled engine mix oil
CHAIN PITCH:
7/16 in.
CHAIN TYPE:
BAR MOUNT PATTERN:
16 link
SHORTEST GUIDE BAR SUPPLIED:
33 cm (13 in.)
LONGEST GUIDE BAR SUPPLIED:
COLOUR SCHEME:
Husqvarna Orange and Black enamel
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:
First model of Husqvarna Chain Saw, 90 type A



 

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