Mercury – Fuel Filter Element | Inline / Under-Cowl Filtration | Two Micron Protection | 8M0122423Mercury Fuel Filter Element Inline Under Cowl Filtration Two Micron Protection 8M0122423 Overview Every boater has felt itthe way an engine hesitates for half a second and your stomach drops right with it. Most of the time it is not something major. It is just fuel that is not as clean as your engine deserves. When you spend your weekends on the water, you learn quickly that dependable power is not just about horsepower; it is about consistency,