If it is not your prop shaft spinning free, it is most likely your cutlass bearing rattling within its strut, which indicates that it's failing and needs to be replaced. I had the same noise when mine was failing. It sounded very much like the prop was free-spinning under sail.
--- In [email protected], "sharon_speller" <unclesha...@...> wrote: > > I had a new mystery noise coming from the stern cowling that is connected to > my blower hose. The noise happens when i am under sail, engine off. All > batteries are off. If im at the dock nothing. it sounds like a motor > whirling. the noise is coming from behind the engine. Near the transmission > and prop..... I think. > Could it be the prop? never had it happen before today. > thanks. >
