
Husqvarna 450 Rancher Chainsaw - 20" Bar
Husqvarna 450 Rancher Chainsaw 20" bar - Second generation powerful all-round saw for people who value professional qualities in a saw. Starts easily also with a slower pull, comes with slimmer saw body and flip-up tank caps. The X-Torq® engine means lower fuel consumption and reduced emission levels. Auto return stop switch and visible fuel level makes the saw easier to handle. Equipped with Smart Start® and fuel pump to every time ensure easy starts.

Air Injection®
Centrifugal air cleaning system removes larger dust and debris particles before reaching the air filter. This results in reduced air filter cleanings and improved engine life.

X-Torq®
The powerful and efficient X-Torq® engine cuts both engine emissions and fuel consumption, improving your working environment and saving you money at the gas pump.

Flip-up tank cap
Flip-up fuel tank caps are easy to open and secure firmly, even when wearing thick winter gloves.

Quick-release air filter
Facilitates cleaning and replacement of the air filter.

Auto return stop switch
Stop switch automatically resets to the ON position for easier starting.

Ergonomic rear handle
Increased comfort with soft inlay, ergonomic trigger and asymmetrical handle.

Felling marks
Distinct marks for better felling precision.

Smart Start®
The engine and starter have been designed so the machine starts quickly with minimum effort.

Snap-lock cylinder cover
Saves time when changing spark plugs and cleaning.

Three-piece crankshaft
Forged three-piece crankshaft for maximum durability for the toughest applications.

Visible fuel level
Transparent fuel indicator makes it easy to check fuel level.

Air Purge
Removes air from carburetor and fuel system for easy starting.

Inertia activated chain brake
Reduces the likelihood of injury due to kickback.
Engine |
450 Rancher
Part no: 970 51 56‑18
|
450 Rancher
Part no: 970 51 56‑28
|
Power output | 3.2 hp | 3.2 hp |
---|---|---|
Cylinder displacement | 3.06 cu.inch | 3.06 cu.inch |
Maximum power speed | 9,000 rpm | 9,000 rpm |
Idling speed | 2,700 rpm | 2,700 rpm |
Torque, max. | 2.6 Nm | 2.6 Nm |
Torque, max. at rpm | 7,200 rpm | 7,200 rpm |
Clutch engagement speed (±120) | 4,300 rpm | 4,300 rpm |
Fuel consumption | 504 g/kWh | 504 g/kWh |
Electrode gap | 0.02 in | 0.02 in |
Ignition module air gap | 0.01 in | 0.01 in |
Oil pump type | Fixed flow | Fixed flow |
Emission | ||
Exhaust emissions (CO2 EU V)
|
742 g/kWh | 742 g/kWh |
Equipment | ||
Bar length (inch) | 20 in | 18 in |
Recommended bar length, min | 13 in | 13 in |
Recommended bar length, max | 20 in | 20 in |
Chain type | SP33G | H30 |
Gauge | .050" | |
Pitch | .325" | .325" |
Sprocket type | Spur 7 | Spur 7 |
Dimensions | ||
Weight (excl. cutting equipment) | 11.2 lbs | 11.2 lbs |
Lubricant | ||
Lubricant type | Husqvarna 2 stroke or equiv. at 50:1 | Husqvarna 2 stroke or equiv. at 50:1 |
Oil tank volume | 0.55 US pint | 0.55 US pint |
Oil tank volume | 0.26 l | 0.26 l |
Sound and Noise | ||
Sound power level, guaranteed (LWA) | 115 dB(A) | 115 dB(A) |
Sound power level, measured | 113 dB(A) | 113 dB(A) |
Sound pressure level at operators ear | 104 dB(A) | 104 dB(A) |
Inventory Last Updated: Jan 29, 2023