[Alberg30] Yanmar 2GM20 Flexible Engine Mounts

[carterhughes at comcast.net]

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----- Original Message -----
From: "Mike Lehman" <sail_505 at hotmail.com>
To: <public-list at alberg30.org>
Sent: Monday, April 21, 2003 10:32 AM
Subject: Re: [Alberg30] Yanmar 2GM20 Flexible Engine Mounts


> Vetus does make thrust bearings, but the isn't enough room in an A30 to
> install one.
>
>
>
> Mike Lehman
> "Gilleleje" #505
>
>
>
>
>
> ----Original Message Follows----
> From: RABBIT649 at aol.com
> Reply-To: Alberg 30 public list <public-list at alberg30.org>
> To: public-list at alberg30.org
> Subject: Re: [Alberg30] Yanmar 2GM20 Flexible Engine Mounts
> Date: Mon, 21 Apr 2003 08:52:14 EDT
>
> You know, Lee, I can't give you mfg names anymore, but the best soution I
> ever heard to the engine mounting problem is the type of mount that allows
> the engine to 'float'. The complication is that these mounts do not permit
> the transmission of forward thrust throught he engine itself. Instead, the
> prop shaft pushes against a thrust bearing mounted in a short piece of
heavy
> angle iron glassed across the inside of the tail of the boat and the
engine
> is then completey isolated, in essence providing only torque, which these
> mounts are designed to do. The degree of vibration isolation these mounts
> provide is an order of magnitude greater than that of mounts which also
have
> to transmit prop thrust to the hull.
> I wish I remembered the manufacturer that provided this soution. Vetus
> maybe?
> Does someone know?
> Paul
> Ashwagh #23
>
>
>
> In a message dated 4/20/2003 8:27:12 PM Eastern Daylight Time,
> FINNUS505 at aol.com writes:
>
>  > Subj: Re: [Alberg30] Yanmar 2GM20 Flexible Engine Mounts
>  >  Date: 4/20/2003 8:27:12 PM Eastern Daylight Time
>  >  From: <A HREF="mailto:FINNUS505 at aol.com">FINNUS505 at aol.com</A>
>  >  Reply-to: <A
> HREF="mailto:public-list at alberg30.org">public-list at alberg30.org</A>
>  >  To: <A
> HREF="mailto:public-list at alberg30.org">public-list at alberg30.org</A>
>  >  Sent from the Internet
>  >
>  >
>  >
>  > Talking about engine mounts................
>  >
>  > That is my next project, after I get the stern tube, cutlass bearing,
>  > cutlass
>  > bearing housing, prop shaft, and prop back in the boat.
>  >
>  > This boat, with her rebuilt Volvo MD 11 of unkown vintage, came with
only
>  > three motor mounts. I did not know the port aft mount was not there
until
> I
>  >
>  > cut the cockpit sole for the access panel, and could see the port aft
>  > corner
>  > of the engine!!!!!!
>  >
>  > I have not tried to look at the other mounts yet to see if there is a
>  > serial
>  > number, or other ID to help me get the right replacement mount, but
does
>  > anyone else have experience with this, and is there a direction I
should
> be
>  >
>  > going in?
>  >
>  > Thx,
>  > Lee
>  > Stargazer #255
>
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