Husqvarna 90 Specifications

Husqvarna 90 Specifications

The Husqvarna 90 chainsaw, manufactured by Husqvarna Vapenfabriks AB in Huskvarna, Sweden, was introduced in 1959 and was the first model of Husqvarna chainsaws. It came in series or assembly numbers A, E, F, and G.

With an engine displacement of 90cc (5.5 cu. in.), a cylinder bore of 52 mm, and a piston stroke of 42 mm, it had an aluminum cylinder with a chrome-plated bore and a piston-ported intake method. It had a rigid handlebar system, no chain brake, and a centrifugal clutch with a direct drive type. The chainsaw had a die-cast magnesium construction with a Bosch magneto type and a Tillotson HL series carburetor.

t had a nylon mesh cartridge air filter system, an automatic rewind starter type, and a manual oil pump built into the sprocket cover. The chainsaw had a maximum engine RPM of 6,000 and ignition timing of 24 degrees before TDC. It had a fuel tank capacity of 1100 ml and a fuel-oil ratio of 25:1, with a recommended fuel octane of regular grade.

The chainsaw’s color scheme was Husqvarna Orange and Black Enamel, and it came with an illustrated parts list and service manual.

Specifications Chart

Manufactured byHusqvarna Vapenfabriks AB, Huskvarna, Sweden
Series or Assembly NumberA, E, F, G
Year Introduced1959
Engine Displacement90cc (5.5 cu. in.)
Cylinder Bore52 mm
Piston Stroke42 mm
Cylinder TypeAluminum with chrome plated bore
Intake MethodPiston ported
Manufacturer Advertised HPNot advertised
Weight11.5 kg
Handlebar SystemRigid
Chain BrakeNone
Drive TypeDirect
ConstructionDie-cast magnesium
Magneto TypeBosch
CarburetorTillotson HL series
Air Filter SystemNylon mesh cartridge
Starter TypeAutomatic rewind
Oil PumpManual, built-into sprocket cover
Maximum Engine RPM6,000
Ignition Timing24 degrees before TDC
Breaker Point Setting0.4 mm (0.020 in.)
Flywheel/Coil Air GapPosition is fixed
Spark Plug TypeBosch W 225 T1
Spark Plug Gap0.51 mm (0.020 in.)
Crankshaft Main BearingsBall
Fuel Tank Capacity1100 ml
Fuel Oil Ratio25:1
Recommended Fuel OctaneRegular grade
Mix Oil SpecificationTwo cycle air cooled engine mix oil
Chain Pitch7/16 in.
Bar Mount Pattern16 link
Shortest Guide Bar Supplied33 cm (13 in.)
Color SchemeHusqvarna Orange and Black Enamel
Illustrated Parts ListYes
Service ManualYes
CommentsFirst model of Husqvarna Chain Saw, 90 type A
Husqvarna 90 Chainsaw Specs

In conclusion, the Husqvarna 90 chainsaw was a pioneering product in the chainsaw industry, being the first model produced by Husqvarna. With its sturdy construction and reliable performance, the Husqvarna 90 became a popular choice for professionals and homeowners alike. Its powerful 90cc engine and rugged design made it suitable for a wide range of applications, from cutting firewood to felling trees.

Although it was discontinued in the 1970s, the Husqvarna 90 remains a classic model that has helped establish Husqvarna’s reputation as a top-quality chainsaw manufacturer.

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