My sense is that if you have the original mounts it's likely time to replace them. A pry bar under the engine near any of the mounts will give you an idea if the rubber and metal have separated.
Rich > On Dec 17, 2013, at 19:15, Eric Frank <[email protected]> wrote: > > Is there a good way to test the quality of the engine mounts while Cat's Paw > is on the hard? Last summer, I noticed that when the engine was at full > throttle (about 3000 rpm), water appeared in the bilge. Watching the > dripless prop shaft seal while moving the throttle from mid-speed to full, I > noticed water was spraying out between the carbon piece at the forward end of > the bellows and the SS piece fixed to the shaft. It seemed to me that the > forward end of the bellows was moving forward (have to trust my memory here), > and so the seal leaked. Without analyzing this properly, I thought the > bellows needed to be replaced, which is true, and I ordered a new dripless > seal from PYI and am installing it. > > But after a mention on this list about worn out engine mounts, I realize that > probably the prop shaft and engine were also moving forward because of the > strong thrust of the prop. How else would the front of the bellows move > forward? > > Is there a good way of testing the integrity of the engine mounts while the > boat is on the hard? Obviously now is a good time to replace them if they > are worn out. Is there a way of trying to push the engine forward to see if > I can reproduce what I think I saw? > > Eric Frank > Cat's Paw > C&C 35 Mk II > Mattapoisett, MA > > _______________________________________________ > This List is provided by the C&C Photo Album > http://www.cncphotoalbum.com > [email protected]
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