The Sierra 18-7855 Fuel Filter features a micron rating of 20. Designed to be interchangeable with the following: Fram CG11, GLM 24980, Evinrude/Johnson/OMC 983870, 910139, Mercruiser 1397-2150, Rochester 17068453, Wix 33044. Each Sierra product meets or exceeds the original equipment part it replaces.
