Yamaha - Check valve kit - 7DH-R4104-00-00 Mercury-40HP-EFI-2005 Engineered to the same standards

Engineered to the same standards as the original Mercury Marine part

holds up to vibration

While Minn Kota's i-Pilot and i-Pilot Link systems utilize powerful internal GPS antennas located inside the trolling motor head to track location over ground

The outboard hesitates during acceleration

Generic paints may appear close in color but typically fall short in adhesion and resistance to salt and heat

Yamaha - Check valve kit - 7DH-R4104-00-00 Mercury-40HP-EFI-2005 Engineered to the same standardsYamaha Check Valve Kit Fuel System Control Component 7DH R4104 00 00 Overview Check valves are one of those parts you dont think about until fuel starts draining back or the engine takes longer to start. Ive run into plenty of cases where a weak or stuck valve caused inconsistent fuel delivery without any obvious leaks. This kit helps keep fuel moving in the right direction and holds pressure where it should be. When its working right, starts are