Husqvarna 450 Specifications

Husqvarna 450 Specifications

The Husqvarna 450 chainsaw is a powerful tool that is perfect for homeowners who need to tackle large cutting jobs. This chainsaw was manufactured by Husqvarna Vapenfabriks AB in Huskvarna, Sweden, and it was introduced in 2007. Despite being discontinued in 2011, this chainsaw remains a favorite among users who appreciate its reliability and ease of use.

With a 50.2cc engine displacement, the Husqvarna 450 can handle even the toughest jobs. The aluminum cylinder with a chrome-plated bore and piston-ported intake method ensures that the engine runs smoothly and efficiently. The chainsaw’s maximum engine RPM is 13,000, and it weighs 11.2 pounds without the bar and chain.

One of the standout features of the Husqvarna 450 is its anti-vibration handlebar system, which reduces operator fatigue and makes it easier to control the saw. The chainsaw also features an inertia-activated chain brake and a centrifugal clutch for added safety.

Whether you need to cut down trees or trim branches, the Husqvarna 450 is up to the task. With a fuel tank capacity of 15.22 fluid ounces and a recommended fuel oil ratio of 50:1, this chainsaw is efficient and easy to maintain. Plus, its distinctive Husqvarna Orange color scheme makes it easy to spot on the job site.


Although it was discontinued in 2011, the Husqvarna 450 remains a top choice for anyone looking for a reliable and powerful chainsaw. Its service manual and illustrated parts list make it easy to maintain and repair, and its mix oil specification and recommended fuel octane ensure that it runs smoothly every time you use it.

Specifications Chart

Manufactured byHusqvarna Vapenfabriks AB, Huskvarna, Sweden
Year Introduced2007
Year Discontinued2011
Engine Displacement50.2 cc (3.06 cu. in.)
Cylinder Bore44 mm
Piston Stroke33 mm
Cylinder TypeAluminum with Chrome plated bore
Intake MethodPiston Ported
Manufacturer Advertised H.P.3.2
Weight11.2 lbs. powerhead only
Handlebar SystemAnti-vibration
Chain BrakeInertia Activated
Drive TypeDirect
ConstructionDie-cast Magnesium, injection molded Polymer
Magneto TypeElectronic
Air Filter SystemNylon mesh cartridge
Starter TypeHusqvarna automatic rewind
Oil PumpAutomatic gear driven
Maximum Engine RPM13,000 free with bar and chain installed, 9,000 under load
Idle RPM2,700
Ignition TimingFixed
Breaker Point Settingnone
Spark Plug TypeChampion RCJ7Y
Spark Plug Gap0.5 mm (0.020 in.)
Crankshaft Main BearingsBall
Fuel Tank Capacity15.22 fl. oz.
Fuel Oil Ratio50:1
Recommended Fuel OctaneRegular automotive. ASPEN2 pre-mixed fuel is best
Mix Oil SpecificationHusqvarna two-cycle or equivalent. ASPEN synthetic mix oil is best
Chain Pitch.325 in. .050 gauge
Chain TypeOregon 21
Bar Mount Pattern01 link
Shortest Guide Bar Supplied14 in. (35 cm)
Longest Guide Bar Supplied20 in. (50 cm)
Color SchemeHusqvarna Orange
Illustrated Parts ListYes
Service ManualYes
Husqvarna 450 chainsaw Specs

In conclusion, the Husqvarna 450 chainsaw is a powerful and durable tool manufactured by Husqvarna Vapenfabriks AB in Huskvarna, Sweden. It was introduced in 2007 and discontinued in 2011 but remains a popular choice among homeowners and professionals alike.

With a 50.2cc engine displacement, anti-vibration handlebar system, and automatic gear-driven oil pump, this chainsaw is designed to handle tough jobs with ease. Its die-cast magnesium and injection-molded polymer construction ensures both strength and durability, while its Husqvarna automatic rewind starter and inertia-activated chain brake provide added convenience and safety.

Whether you’re cutting firewood, clearing brush, or trimming trees, the Husqvarna 450 is a reliable and powerful tool that will get the job done.

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