Put them on every boat I've owned. All my marina mates have them now.
Especialy good on the Yanmar reverse facing pumps. Can replace the
impeller by feel.


On Fri, 28 Nov 2003 11:12:49 -0500, "Doug Dotson"
wrote:

Great product! I carry a spare as well and multple spare thumbscrews and
o-rings. Mine is on a Perkins 4-236.

Doug
s/v Callista

"Hmseconomy" wrote in message
...
Anyone have any first hand experience with this product? Pros and cons?