The unidirectional clutch in the overdrive?
Peter Schauss
1963 BJ7
1980 MGB
> -----Original Message-----
> From: owner-healeys@Autox.Team.Net [mailto:owner-healeys@Autox.Team.Net]
> On Behalf Of Brashear, Jack, N
> Sent: Thursday, February 15, 2007 11:42 AM
> To: Healey List
> Cc: Skippy Harris; Ellen Adcock; fwddds@cei.net
> Subject: The noise is VERY VERY loud
>
> Hi All, we're looking for feedback on a horrible driveline noise. There
> is a BJ8 engine and transmission with o.d. in a BN7 Mk1. This is a new
> installation and we are in the road test stage. The transmission and
> overdrive are the unknown factors here as we were instructed by the
> owner that the trans/od were "good" and to install them as-is. Anyway,
> there is no unusual drive line noise until you let off the gas and the
> car begins to slow down. The noise is terrific in any gear. It's a
> sound similar to dragging a screwdriver tip on a grinding wheel. Here's
> what we've investigated so far: There is no sign of anything rubbing or
> dragging anywhere. Both Ujoints are new and "feel" good. The Ebrake
> cable is clear. The diff has been removed and looked at by a local
> differential guru who says it's just fine. Still, the trans/od is the X
> factor. Could anyone imagine that such a horrible noise could come from
> that?? Oh yes, everything had the proper lubricant levels. Sheesh...
> Many Thanks,
>
> Jack
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