# Can I use 40 1 fuel mix instead of 50 1?

You risk burning up the engine with insufficient oil. 50:1 is 2% oil; 40:1 is 2.5% oil.

## Does 40 to 1 have more oil than 50 to 1?

For a 50:1 ratio of gas to oil, use 2.6 fluid ounces of oil per gallon of gas. For a 40:1 mixture, use 3.2 fluid ounces of oil per gallon of gas. For a 32:1 mixture, use 4 fluid ounces of oil per gallon of gas.

## Does Stihl use 50 to 1 or 40 to 1?

All STIHL gasoline-powered equipment uses a 50:1 gas and oil mixture.

Can I use 40 1 fuel mix instead of 50 1? – Related Questions

## What is the best 2 stroke mix ratio?

Most modern chainsaws, string trimmers, leaf blowers and other small-engine two-stroke equipment recommend a 50:1 oil mix ratio, but some recommend 40:1 and older two-stroke equipment might even call for 32:1.

## Can a lawn mower run 50 1?

A: Do not put this in a lawn mower that uses regular gas. This is fuel for 2 cycle engines. There is a different product of shelf stable gas that can be used for 4 cycle engines.

## What type of gas is 50 1?

TruFuel 50:1 mix is designed to work with 2-cycle outdoor power equipment that requires a 50:1 gas to oil ratio. TruFuel 2-cycle fuel is ethanol-free and formulated for hotter running, higher revving small engines. That means your 2-cycle equipment will run smoother and stronger with fewer false starts.

## Can you put 50 to 1 gas and oil in a 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.

## How many gallons of gas do I need for 50 1?

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.

## What happens if you put too much 2 stroke oil?

What happens if the mixing ratios in a 2 stroke engine are incorrect? If you put too much oil, it can generate additional carbon build-up, making it difficult to start the engine, blow excessive smoke which is particularly bad for the environment and may (with time) cause the engine to stop operating correctly.

## What is a 40 to 1 ratio in Litres?

Mixing Ratio (Gas:Oil)Volume of GasolineVolume of 2-Cycle Oil
50:11 US gal. (128 oz)2.6 oz.
32:11 liter31.25 ml
40:11 liter25 ml
50:11 liter20 ml

## What is a 40 to 1 mix in Litres?

If you are unsure 40:1 is a middle range 2 stroke fuel ratio. This equals 25mls of two stroke oil to 1 litre of petrol.

## How do you mix a 40 to 1 ratio?

This ratio indicates how much fresh, regular unleaded gasoline (containing no more than 10% ethanol) to mix with how much oil. For all Remington 2-cycle products, the ratio is 40:1. This means you’ll want to add 3.2 oz of oil to every gallon of gasoline.

## Should I use premium gas in my 2 stroke outboard?

Burning 87-octane gasoline in a two-stroke outboard causes carbon buildup that shortens engine life. Dose the fuel with a carbon-cleaning additive or fill the tank with 89-octane or higher fuel.

## How long does 2 stroke fuel last?

Opinions on how long a container of pre-mixed 2 stroke fuel will last for varies significantly, some say it is only good for 3 – 4 weeks and others up to 2 – 3 months. In my experience it depends on the motor, but all motors will perform best with a full tank of freshly mixed fuel. “Fresh is best!”