Inline Fuel Filter – Fits Mercury & Mariner 25-90HP 4-Stroke Outboards (Replaces 35-877565T1, 35-877565T) 420HP What is the thread size

What is the thread size of this filter

Lightly grease the driveshaft

and even a few seconds of dry operation can cause immediate damage to the neoprene blades

Using a clear label helps prevent accidental fueling mix-ups

Inline Fuel Filter – Fits Mercury & Mariner 25-90HP 4-Stroke Outboards (Replaces 35-877565T1, 35-877565T) 420HP What is the thread sizeProduct Details This Sierra 18 7714 Inline Fuel Filter Fits Mercury & Mariner 25 90HP 4 Stroke Outboards is an essential component designed for Mercury and Mariner 4 stroke outboard engines (25 90 HP) manufactured from 1999 and newer. It ensures your engine receives clean fuel for optimal performance and longevity by filtering out harmful contaminants. It serves as a direct replacement for Mercury Marine parts 35 877565T1 and 35 877565T, Sierra 18