<E30 M3>Timing chain replacement

["Ron Farrell" <rfarrell@xxxxxxxxx>]

>
>Date: Fri, 4 Dec 1998 10:30:30 -0000
>From: "Thomas Maus, Jr." <tbm2@domain.elided>
>Subject: <E30 M3>Timing chain replacement
>
>I am pushing 99 big ones on the odometer, and getting a funny rattling=
 sound
>that comes on around 41000 rpm's (and then goes away around 43000 to=
 450000)
>which leads me to the conclusion that it is time to think about replacing
>the timing chain.  I am looking for advice, information, or possibly the
>location of a FAQ page covering this malady.  I will have it done by my
>mechanic.  I have heard about a "lower tension(er) rail" should this also=
 be
>replaced?  Are there any other areas that should be looked at, or possible
>upgrades (not underground, I'm not married) that make sense at this time.
>
>I drive the car on the weekends, and track it about every two months,
>autocross in the summer.  It has the necessary, usual upgrades; chip(JC),
>cam gear, oil pan baffle, air box, yada, yada...
>
>I would appreciate any feedback.  Is Bob Stommel part of the Bubba=
 Boycott?
>When do they get back?
>
>TIA
>
>Tom Maus
>'89 M3
>BMWCCA#125328
>member "Save the Digest"
>


*********** REPLY SEPARATOR ***********

Hey, Tom

I don't know if you accidentally made that many typos (3), but based
on the RPM's you indicated, I'd venture to say this is not only your
timing chain definitely wanting out, but probably all the pistons are
trying to swap holes, too :-)

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