Outboard water pump impellers can fail for any number of reasons. Here are some common causes of outboard impeller failure. 

Need to replace a Yamaha outboard motor water pump? Here's a video playlist of Yamaha outboard water pump repairs for various models.

Need to replace the water pump in your Mercury outboard motor? Here's a video playlist of water pump repairs for various Mercury outboard models.

Certain factors differentiate a bilge pump's capacity rating from its actual pumping capacity. Here's a guide to calculating actual bilge pump capacity.

Is your boat's bilge pump not working? Here are some ways to test and troubleshoot bilge pump problems.

Thru-hull fittings maintenance is easy to overlook, but needs to be done once a year.  Here are some quick through-hull fitting maintenance tips.

A simple guide with tips on using below the waterline thru hull fittings for a boat.

Easy steps and video on how to replace the impeller on a Moomba Mobius LSV. 

Wiring a bilge pump isn't hard, but you need proper equipment and materials to get it right. Here are some bilge pump wiring tips.