The Sierra 18-5228-1 Plug Set Wire is interchangeable with the following: Mercury 84-813715A1. Each Sierra product meets or exceeds the original equipment part it replaces.

These check tees replace additional connections for RV and marine hookups, providing a combination check valve and tee that allows water to flow in from the dockside connection without filling the tank. Constructed of ABS plastic. Comes with 3/8" barbs that can be removed to accommodate 1/4" NPT fit...

Yamaha Part # 6E5-44315-A0-00; 6E544315A000 Gasket,Water Pump