Fuel Saving Tips
Air filters affect fuel economy: Only with carburetors For carbureted engines, yes, fuel injected, no. A clogged air filter will affect acceleration, but not fuel economy on fuel injected engines. https://www.fueleconomy.gov/feg/pdfs/Air_Filter_Effects_02_26_2009.pdf
posted by Daschicken on March 15, 2017
this tip works for 50% of voting Fuelly members.