Husqvarna 450 20 Inch 50cc Chainsaw: In-Depth Review and Customer Opinions

The Husqvarna 450 is a quality mid-range chainsaw designed for both homeowners and professionals. This 20-inch gas chainsaw features advanced engineering that makes it powerful yet easy to handle for most cutting tasks.

With its X-Torq engine, Smart Start ignition system, and low-vibration chassis, the Husqvarna 450 combines robust build quality with fuel efficiency and smooth operation. The 450 model sits in the middle of Husqvarna's chainsaw lineup, offering users an excellent balance of power, maneuverability, and value.

This saw is well-suited for medium to heavy duty yard work like pruning trees, cutting firewood, and storm cleanup. While compact and lightweight, it has the strength to work through reasonably sized logs with ease. Read on for a more detailed review of the Husqvarna 450's capabilities and performance.

Design and Build Quality

The Husqvarna 450 chainsaw features a high-quality construction designed for demanding outdoor use. The body is made from a composite polymer material that is lightweight yet durable, resisting impacts while also being corrosion and scratch-resistant.

The engine casing is made from a magnesium alloy, providing strength while keeping the weight low. The materials used in key components like the clutch cover, chain brake trigger, and front hand guard are also designed to withstand rugged use in tough conditions.

The overall fit and finish of the saw reflects Husqvarna's attention to detail in construction quality. All components have tight tolerances and sturdy mounting hardware. The chassis feels rigid with no loose parts or flimsy plastic. Rubber vibration dampeners are strategically placed to reduce hand fatigue.

Little details like the three-piece crankshaft and built-in winter mode switch demonstrate the saw is engineered for consistently smooth operation even in cold weather. The high-quality materials and solid construction make this a robust, reliable saw built to last.

Engine Power

The Husqvarna 450 chainsaw is equipped with a powerful 50cc X-Torq engine that delivers excellent cutting performance. This two-stroke engine provides robust torque and smooth acceleration, allowing you to make quick work of cutting through logs and fallen trees.

The 50cc displacement generates plenty of power while keeping the saw lightweight and easy to maneuver. Husqvarna rates this model to deliver up to 3.0 horsepower, which is substantial for a chainsaw of this size. Even tough hardwoods like oak are no match for the 450's muscular engine.

Some key engine specs:

• 50cc two-stroke engine
• X-Torq technology for reduced emissions and fuel consumption
• 3.0 HP maximum power output
• High torque over a wide RPM range
• Quick acceleration
• Air Injection for reduced debris intake
• Smart Start technology for easy starting

The X-Torq system is a Husqvarna innovation that improves combustion efficiency and reduces harmful exhaust emissions. It allows you to get the robust power you need without compromising on environmental friendliness.

Overall, the 450 chainsaw's engine gives you robust cutting capacity in a compact saw. It has ample muscle to tackle storm damage, firewood cutting, tree felling, and other demanding tasks.

Cutting Capabilities

The Husqvarna 450 is designed to make cutting through wood an easy task. It has a max cutting thickness of 20 inches, allowing you to cut through even large diameter logs and branches with ease. The saw's 50cc 2-stroke engine delivers ample power, letting you zip through cuts quickly. This chainsaw can power through green or seasoned hardwoods without slowing down.

The inertia activated chain brake provides additional control and minimizes kickback, making cuts smoother and allowing you to saw with confidence. The ergonomic rear handle and lightweight design at just 12.8 lbs make this chainsaw highly maneuverable. You'll find it easy to make accurate cuts at any angle thanks to the well-balanced body and grip. With its sharp chain, high chain speed, and robust motor, the 450 makes quick work of tree limbs, firewood cutting, storm cleanup, and other cutting tasks. Even high volume cutting jobs won't wear out this durable machine.

Features

The Husqvarna 450 chainsaw comes equipped with several convenient features for ease of use and smooth operation.

Autotune

The autotune feature automatically adjusts the engine to maintain optimal performance. It monitors engine load and optimizes settings for the best mix of power, fuel efficiency, and low emissions. This removes the hassle of manual carburetor adjustments.

Air Injection

Air injection technology helps reduce wear on key components. It routes air across the starter housing and cylinder fins to help disperse debris and keep the engine running cool. This extends the life of the engine.

Low Vibration

This chainsaw utilizes anti-vibration mounts between the engine and chassis to dampen vibrations generated during cutting. This makes extended use more comfortable and reduces fatigue.

Choke/Stop Controls

Conveniently located choke and stop controls allow for quick starts and stall-free operation. The choke helps start the cold engine, while the stop switch enables instant fuel shut off.

Comfortable and Easy to Handle

The Husqvarna 450 chainsaw is designed for comfort during extended use. At just 12.8 lbs, it has a lightweight balanced body that makes it easy to maneuver.

The rubberized grip conforms nicely to your hand, reducing hand fatigue. It also helps dampen vibration, so your hands don't go numb during long cutting sessions.

An effective anti-vibration system utilizes springs between the engine housing and chassis to absorb vibrations before they reach your hands. Together with the rubberized grip, this greatly reduces the amount of vibration transmitted to the operator.

The well-balanced body along with the anti-vibration system allow you to operate the saw continuously without your hands and arms getting fatigued. Overall, the Husqvarna 450 offers excellent comfort for the power it packs into such a lightweight saw.

Maintenance

The Husqvarna 450 chainsaw requires some periodic maintenance to keep it running smoothly. Here are a few key maintenance tasks to keep in mind:

Air Filter

The air filter on the 450 should be checked frequently and replaced when dirty. A clean air filter allows proper airflow to the engine and prevents premature wear. The air filter is easily accessible behind the rear handle, making inspection and replacement simple. Clean or replace the filter as needed to maintain engine performance.

Chain Tensioning

Keeping the proper chain tension is important to maximize cutting efficiency and prevent chain derailment. The 450 has a side-access chain tensioner that makes adjusting the chain tension quick and straightforward. Use the provided screwdriver to turn the tensioner and achieve the recommended sag/tightness for the chain. Check and adjust the chain tension regularly.

Cleaning

Over time, sawdust and debris can accumulate on the exterior and interior of the chainsaw. It's good practice to regularly wipe down the exterior with a clean rag. Pay extra attention to keeping the air intake vents free of debris. Also clean out the interior, focusing on the chain, bar, sprocket, and clutch area by brushing away any built-up sawdust. Proper cleaning helps prevent performance issues and overheating.

Fuel Efficiency

The Husqvarna 450 chainsaw is very fuel efficient thanks to its efficient X-Torq engine and well designed fuel system. The saw has a generous 20.6 oz fuel tank which provides long run times between refueling.

Users report the 450 gets excellent gas mileage, easily cutting through several cords of wood on a single tank. The automatic chain oiler helps optimize gas usage by providing just the right amount of chain lubrication without waste. The fuel consumption is economical, allowing you to operate the saw for extended periods without constantly stopping to refuel.

The 450's fuel efficiency gives it versatility for all day use. Whether you need to fell larger trees or just trim and prune around your property, you can keep working without disruption. The excellent fuel tank capacity coupled with low fuel consumption makes this a great choice for demanding cutting tasks.

Overall, the 450 offers outstanding fuel efficiency. The capable fuel tank, optimized fuel system, and efficient engine allow you to maximize your cutting time between refills. This keeps your workflow steady without the constant hassle of stopping to add more gas.

Price

The Husqvarna 450 chainsaw has an MSRP of $329.95. This puts it solidly in the mid-range pricing for gas-powered chainsaws of this size and power class.

When you consider the professional-grade build quality, strong engine, and cutting capabilities of the 450, the price represents good overall value. While not the absolute cheapest 20" gas chainsaw on the market, the 450 is priced very competitively for the combination of performance, durability, and features it provides.

At this price point, the 450 hits a nice sweet spot between lower-cost casual use/homeowner saws and pricier professional models aimed at loggers and arborists. It's a great option for landowners, farmers, ranchers, and outdoor enthusiasts who need a powerful and reliable chainsaw for frequent use, but don't necessarily require the highest-end pro features.

Overall, the Husqvarna 450 gives you excellent bang for your buck. You get pro-level cutting performance and usefulness at a price accessible for serious homeowners and weekend warriors. Considering the quality components and construction, most users feel they're getting a saw above its price class with the 450.

Pros and Cons

The Husqvarna 450 20 inch 50cc chainsaw has several noteworthy pros and cons for users to consider:

Pros

• Powerful 50cc engine provides excellent cutting power
• 20 inch bar and chain allows cutting of larger logs and trees
• Smart Start® technology for easy starting
• LowVib® anti-vibration dampeners reduce fatigue
• Air InjectionTM removes debris before reaching filter
• 3 year warranty provides peace of mind

Cons

• Heavy weight at over 12 lbs can cause fatigue with prolonged use
• Only tool-less chain tensioning, chain brake cover still needs tools
• No fuel shut off valve means must drain tank fully before transport
• Air purge bulb not as robust as some competitors
• Price is higher than some comparable models

In summary, the Husqvarna 450 offers robust power and thoughtful features but comes at a premium price point. Users who value raw cutting strength and innovative technology may find the extra cost worthwhile, while budget-focused buyers can likely find comparable performance for less. As with any chainsaw purchase, consider your specific needs and usage scenarios.