The Sierra Fuel Water Separating Filter (18-7844) is effective at removing tiny particulates, down to 21 microns, from fuel. It achieves a flow rate of 90 GPH.

Ethanol-blended fuels absorb more water and loosen more particulates compared with conventional fuel.

This model replaces: Mercruiser 35-807172, 35-806771, 35-805269, 35-8052691, 35-802893Q, 35-802893Q01, 35-60494, 35-604941, 35-60494A5, 35-57250, 35-55501, 35-52456