It might not be a good idea to use leftover fuel from last season before winter. These are not approved for use in small engines such as lawn mowers, edgers, weed eaters, etc. Always check before you pump. Do not mix gasoline with oil if it is not recommended by the manufacturer.
Also, avoid modifying 4-stroke small engines to run on alternative fuels because it will damage the fuel combustion system of your lawn mower. Manufacturers do not cover such damages under their warranties. A minimum of 85 octane gasoline is recommended at high altitudes above 5, feet to remain emissions-compliant. You may need high altitude adjustment for your engine if you live in a high altitude region to maintain optimum performance of your lawn mower on its recommended type of gas.
Without such an adjustment, you may experience decreased lawn mower performance, increased emissions, and increased fuel consumption. Use the official fuel additive recommended by the manufacturer of your lawn mower to prevent corrosion caused by moisture in fuels blended with ethanol.
The best gas to use in your lawn mower is that recommended by its manufacturer. If you use regular gas instead, the engine will be damaged after a while. On the other hand, if it requires you to use regular gas, you MUST use it. However, if your manual does not require any gas, you can use any octane gas with a minimum rate of 87 and available at a refilling station. You should use it during winter but ensure you have cleaned out your engine before you change gasoline.
Regular gas is cheaper and ensures performance, it is best for the summer season. You may choose either but consider their prices.
Your biggest concern should be the amount of ethanol that is present in the gasoline. This kind of engine needs fresh unleaded gasoline. Make sure to get gasoline with an octane rating of 87 or more. Owners may use gasoline with ethanol. People use chainsaws to cut trees and chop lumber. However, most fuels possess an octane rating of 87; chainsaws need more gasoline to work properly without any problems.
The recommended gasoline for chainsaws needs an octane rating of at least 89 or more. Most classify chainsaws as high performance engines. A number of chainsaws produce more power than a lot of race car engines. This means that chainsaws work better with gasolines that possess higher octane ratings. Some two-stroke engines work best with these ratios:. Homeowners use these tools to maintain the length of their grass.
Keep it at minimum length to avoid getting pests or hinder the growth of the plants in the yard. These tools use unleaded gasoline that has an octane rating of at least Avoid using gasoline that contains an octane rating lower than 87 or even diesel.
Always use fresh gasoline for these. Most of these equipments need a gas-to-oil ratio, which means 2.
It allows them to continue working or studying. Most generators use regular unleaded gas that has an octane rating of at least Remember to turn off the generator and let it cool for at least minutes before filling up the tank. Any homeowner during winter struggles with snow. Snowblowers help clear out roads and walking paths. These tools use gasoline with an octane rating of They do not need gasoline with higher octane ratings. Owning small engine equipment helps with different tasks at home and at work.
Remember to buy the recommended fuel to avoid corrosion in the engine. Greg and son run a great business. View How-To Articles. Browse Videos. All rights reserved. Innovations Products YOU. Change Region. United States. New Zealand. Latin America. Engine Innovations. Portable Generator. Pressure Washer. Why engines matter. Petrol Lawn Mowers. Pressure Washers. Care Products. Snow Blowers. Water Pumps.
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