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98 Crusader 454 Port transmission
#1
We were having the cutlass bearings changed out and our mechanic (who is new to us but seems knowledgeable) shares that he believes the port engine transmission may be on its way out.  He said he was having a hard time moving the shaft both directions easily which for him was a sign that the transmission may have problems and needed replacing.

Not knowing anything about this, does this sound right? I’m thinking we should get a second opinion from a shop that specializes in transmissions and may have some options for us.

Looking for anyone who has had similar issues input or general guidance here.  The boat is in great condition well maintained throughout. I’m the 3rd owner and have all the papers.  Less than 800 hours on the engines transmission fluid changed regularly as well.  Location is S Florida.

Thank you.
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#2
If I had a shaft that was stiff to turn while the boat was afloat and in neutral, the first thing I would check is the alignment. Seems a pretty far jump to assume the transmission is going bad. Those things are usually good to 3000 hours before needing an overhaul unless someone ran it dry or otherwise did some damage.

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Curfew (05-26-2021), reeltimebrad (09-09-2020)
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#3
(09-07-2020, 05:04 PM)Misdirection Wrote: If I had a shaft that was stiff to turn while the boat was afloat and in neutral, the first thing I would check is the alignment.  Seems a pretty far jump to assume the transmission is going bad.  Those things are usually good to 3000 hours before needing an overhaul unless someone ran it dry or otherwise did some damage.

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Appreciate the feedback and direction.  The check was done on the hard would that make a difference? I’m going to call and get some more detail tomorrow as to what specifically led to this diagnosis.

More soon.

Thanks!

Rob
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#4
I had my boat surveyed on the hard and they noted the port shaft was stiff to turn. In the survey report, he suggested it be rechecked once it was afloat and if still stiff, to check the alignment. Once it was in the water, it turned fine.

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Curfew (05-26-2021)
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#5
It may be a shaft seal that is binding a little in reverse rotation. I would think if the transmission had a problem that was noticeable when rotation the shaft, you would have other more obvious telltales such as burnt fluid, high gearbox temperature or a noticeable vibration when running. M2C
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#6
(09-07-2020, 09:03 PM)jclark003 Wrote: It may be a shaft seal that is binding a little in reverse rotation. I would think if the transmission had a problem that was noticeable when rotation the shaft, you would have other more obvious telltales such as burnt fluid, high gearbox temperature or a noticeable vibration when running. M2C

Thanks for the guidance we will have that checked out.

Sorry for the delayed response.

Rob H
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