Fuel for your lawn mower or outdoor power equipment must meet these requirements: Clean, fresh, unleaded. A minimum of 87 octane/87 AKI (91 RON); If operating at high altitude, see below. Gasoline with up to 10% ethanol (gasohol) or up to 15% MTBE (methyl tertiary butyl ether), is acceptable.
What grade of gas should I use in my lawn mower?
Use 87-octane, 10% ethanol gas
As a rule of thumb, a minimum of 87-octane containing up to 10% ethanol is the recommended gas for lawn mowers. Ensure that the gas is fresh and clean as these fuels degrade rather quickly. It might not be a good idea to use leftover fuel from last season before winter.
Should I run premium gas in lawnmower?
You should use regular gas in your lawn mower. Running a smaller engine on premium gas isn’t necessary. Premium gas is designed for engines with a higher compression ratio which are generally found in high powered cars. While premium gas may not hurt your mower’s engine, it will hurt your wallet.
Is high octane gas better for small engines?
For those wondering “Is premium gas better for small engines?” the answer is most likely no. That’s because small engines are not built with high compression ratios. … If you perform regular maintenance on your equipment, (keep fresh fuel, clean the carburetor, etc.), then Regular octane gas will work just fine.
Can you run 93 octane in a lawn mower?
Premium gas, such as 93 octane, helps high-powered cars run smoothly and efficiently. … There’s no need to run a small lawnmower engine on high-octane gas, but it won’t hurt your lawnmower, either. The only harm might be the dent left in your wallet from using the more expensive fuel.
What is 89 octane gas used for?
If you have a modern car with knock sensors and variable spark and/or valve timing, that is designed for this, then 89 can give you a little more power and efficiency than 87 but not as much as premium.
Can I put non ethanol gas in my lawn mower?
However, when you’re using gas with ethanol mixture in your outdoor power equipment, like lawn mowers, chainsaws, trimmers and leaf blowers, you run the risk of engine damage and incurring costly repairs. You should be using ethanol free gas in your small engine outdoor power equipment.
What gas is best for small engines?
When it comes to fuel, your best bet for a small engine is gasoline with an 89 octane rating.
Can I use 110 octane in my lawn mower?
You will not damage anything. Contrary to popular belief, the higher the octane the LESS explosive the gas is because it is made to run in high compression engines and retards the detonation,,preventing engine damage/pinging. So go for it.
Is 110 octane bad for small engines?
No it does not hurt a small engine but it won’t help it either octane is simply a measure of a gasolines resistance to uncontrolled ignition. A lower octane fuel will ignite easier from hotspots or high compression. A higher octane has a higher resistance to ignition from unwanted sources.
What octane is Trufuel?
It combines 92+ octane, ethanol-free premium fuel, pure synthetic oil that exceeds test requirements for ISO-L-EGD, API TC and JASO FD and a proprietary additive package that includes an advanced stabilizer and innovative friction modifier.