Description: Recommended for applications burning pump gas, racing gas, diesel fuel, jet fuel, av-gas, etc. Approved for use in alcohol fuels including ethanol and methanol. Over 60-sq. inches of element surface area supports high flow while providing good service life. Cleanable 100-micron Stainless Steel mesh construction. Flow capacity of up to 600 plus GPH (10.00 GPM) with less than 1-PSI pressure drop. Supports up to 5,000 plus Flywheel HP, Forced Induction, on gasoline. Supports up to 4,000 Flywheel HP, Forced Induction on Ethanol. Supports up to 2,000 Flywheel HP, Forced Induction on Methanol This product is not legal for sale or use on emission-controlled vehicles except when used as a direct replacement part matching OEM specifications. Ideal as a pre-pump filter with gasoline, ethanol and Methanol burning engines with small to medium Aeromotive fuel pumps from the 11109 to the A1000 and the SS series fuel pumps. Popular as a post pump filter with 12 Series (belt and hex driven) mechanical fuel pumps and Aeromotive Spur Gear Pumps up to 21 GPM. If you wish to change the filter in your housing from a P/N 12604 100-micron Stainless element to an element with a different micron rating, you may choose one of the following options: P/N 12601 10-micron Fabric P/N 12650 10-micron Microglass P/N 12635 40-micron Stainless Steel Mesh