Practical Sailor's gear and boat reviews take the guesswork out of your buying decisions.

Volume 31
Number 14
July 15, 2005

A Speedseal and a Jabsco Puller

Here's a combination that will give you a decided advantage the next time you need to change a waterpump impeller. In difficult circumstances, the time saved could mean a lot.

Removing the old impeller with the Jabsco puller.

Every few years we mention a product called the Speedseal, because, well, every few years we're reminded why we need one.

Most inboard engines that are cooled by water pumped from outside the boat have seawater (aka raw water) pumps with nitrile or neoprene rubber impellers. The Speedseal is a replacement for the cover of that raw water pump.

Lest you think such a piece of gear is unnecessary or unimportant or uninteresting, consider the following scenario: You're cruising along under power, your raw water intake manages to suck a plastic bag up against itself, and within a few seconds, your engine is no longer being cooled. If you were…

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