Asked by: Anastasija Ibarborde
business and finance gasoline prices

How much fuel does a chainsaw use?

Last Updated: 14th June, 2020

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Two-stroke chainsaws require about 2–5% of oil in the fuel to lubricate the engine, while the motor in electrical chain-saws is normally lubricated for life. Most modern gas operated saws today require a fuel mix of 2% (1:50).

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Similarly one may ask, how much fuel does a chainsaw hold?

Your manual will tell you the fuel mixture you need. Many gas-powered chainsaws run on a 40:1 mixture of gasoline and 2-cycle engine oil. Stihl chainsaws and others run on a 50:1 mixture of gas and 2-cycle engine oil. Some older models use a 30:1 ratio.

Subsequently, question is, what is the fuel ratio for a Stihl chainsaw? 50:1

Accordingly, what kind of gas should I use in my chainsaw?

To start, both Stihl and Husqvarna recommend the use of high octane unleaded gasoline. Both brands of pro saws are designed to burn fuel rated at 89 octane or higher. Most regular grade fuel has an octane rating of about 87.

Which is better Stihl or Husqvarna?

Many users say that Stihl has more low-end torque, making it a better choice for tough cutting. Stihl chainsaws tend to cost less than Husqvarna. Stihl has a reputation for requiring less routine maintenance. Stihl saws tend to be preferred by homeowners.

Related Question Answers

Hasmik Kimig

Professional

What happens if you put regular gas in a chainsaw?

If you've put straight gas in the fuel tank, don't start the engine. If straight gas is used, it can damage and ruin the piston and crankcase within a minute, as the gas doesn't take long to burn out these sensitive parts. Drain the tank immediately into a separate fuel container.

Zeenat

Professional

Do you mix gas and oil for chainsaw?

If you are treating 1 gallon of clean unleaded gasoline, a 50:1 ration translates to 2.5 ounces of two-cycle oil, while preparing a 40:1 blend calls for 3 ounces of oil. Use the same type of container designed for gasoline storage, measure correctly and mix the fuel completely before filling your chain saw.

Klaudia Wregge

Explainer

What is a 50 to 1 mixture?

You want to mix 2.6 ounces of oil to one gallon of gasoline for a 50:1 mixture. If you're mixing up two gallons of gasoline you will have to mix 5.2 ounces of oil to two gallons of gasoline for a 50:1 mixture.

Janell Malos

Explainer

Can you use 2 stroke oil in a chainsaw?

On a 2-stroke engine if you don't mix oil in with the gas your engine won't get lubricated. It will be destroyed within minutes, so it's crucial you combine your chainsaw oil with gas before it's poured into your machine. Don't Use Your 2-Stroke Oil In Reservoir.

Adelma Torras

Explainer

What is the ratio for 2 stroke fuel mix?

If do not know what it is, 40:1 is accepted as an standard ratio for two-stroke engines. This is 25mls of two stroke oil to 1L of petrol.

Fatim Cutrina

Pundit

What is a 40 to 1 ratio?

No, 40:1 oil to fuel ration means mixing 40 equal parts of fuel to 1 equal part of oil. This means to add 3.2 ounces of 2 cycle oil to one gallon of gas in order to make a ratio of 40:1 fuel mixture.

Shujing Steffani

Pundit

Samuele Blomecke

Pundit

How long is chainsaw gas good for?

Store your fuel in sealed containers and use it within 90 days to preserve quality. Use non ethanol fuel. If not use the fuel in a few days and drain the saw. AV gas is better filtered, no water and uses lead for octane.

Zaida Loup

Pundit

How many 2 strokes is 5 liters?

Mixing ratios
Petrol quantity STIHL two-stroke oil 1:50
Litres Litres cm³
1 0.02 0.04
5 0.10 0.20
10 0.20 0.40

Saikou Giroo

Pundit

Can you put chainsaw gas in a car?

A little leftover gas-oil fuel mix won't hurt car. Yes, you may pour the unused fuel mixture into your car, provided you don't fill the tank with the stuff. A couple gallons, if diluted by a tank-full of gas, will do no harm.

Artai Miguel

Teacher

How do you drain gas out of a chainsaw?

Your chainsaw may not run properly if the gas tank has debris in it.
  1. Wipe any dirt/dust away from the gas tank lid and the top of the gas tank with a clean rag.
  2. Move to a well-ventilated area and unscrew the lid of the gas tank on the chainsaw.
  3. Place the straight portion of your hand siphon into the chainsaw's gas tank.

Izar Ferri

Teacher

Do all chainsaws take mixed gas?

Yes. All gas-powered chainsaws need gas mixed with oil in order to work correctly. The mixed gas ensures the smooth operation of the engine by providing lubrication and reducing its temperature to manageable levels. This is achieved by mixing oil and gas in specific ratios.

Melia Zhuang

Reviewer

Are all chainsaws 2 stroke?

Chainsaws that run on gasoline all have 2-stroke engines, except some STIHL chainsaws that have a hybrid engine that is essentially 4-stroke, but still uses the same petrol-oil mix as 2-stroke engines.

Maire Bargstedt

Reviewer

What kind of gas goes in a leaf blower?

The majority of leaf blower manufacturers recommend regular unleaded gasoline for their products. Most of them would recommend 87 octane gas or up, with an ethanol blend of 10 percent or less.

Fidanka Punnoose

Reviewer

Can I use premium gas in my chainsaw?

So running a higher octane than you need has no effect on the engine, it just burns normally. You just pay a few cents more per gallon for the higher grade gas, so it's a waste of money in your car. But if you want to use it for the peace of mind of not having ethanol mixed in, then go for it.

Iliya Hoveler

Reviewer

Can I use vegetable oil in my chainsaw?

One final note: This article recommends using vegetable oil to replace chain oil in chainsaws. However, this does NOT mean replacing “mix” oil which is used for the gas mix. For mix oil, you must use the petroleum-based 2-stroke mix oil recommended by the chain saw manufacturer.

Irkus Istoc

Supporter

Is premium gas better for small engines?

Small engines have low compression ratios, meaning they won't likely benefit from anything special in the gas like a higher octane rating. Some premium fuels may actually make your equipment harder to start. So save your money and use regular gas.

Chaouki Oaks

Supporter

Can I use ethanol gas in my chainsaw?

E10 fuels are approved for usage in lawn mowers and outdoor power handhelds like chainsaws, trimmers, and leaf blowers. Gas with higher concentrations of ethanol is not. Ethanol will start to absorb water over time, leading to poor engine performance. E10 gas absorbs up to 50 times more water than standard gasoline.

Crenguta Arabaolaza

Supporter

Can I use motor oil in a chainsaw?

Motor Oil. Chain saw bar and chain oil isn't rated by SAE like traditional automobile motor oil. If your manufacturer's bar and chain oil is unavailable, you can use SAE 30 weight motor oil to lube your chain during the summer and SAE 10 weight during the winter, according to the University of Missouri Extension.