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Re: SU carb screws

To: "Allen C Miller, Jr." <acmiller@mhcable.com>
Subject: Re: SU carb screws
From: Bob Haskell <rchaskell@earthlink.net>
Date: Sat, 15 Apr 2006 09:06:43 -0400
Allen,

I have a parts list for BMC SU carburetters - AKD5036, 1966.  It doesn't show 
any washers under the cheesehead screws that attach the piston/chamber assembly 
to the HD6 body.  I don't have any literature for the Daimler.

Bob

Allen C Miller, Jr. wrote:
> Question regarding the three 'cheesehead screws' on SU carbs. On all three
> Healeys I have had, the screws when I got the cars had no compression washers.
> I assumed that was the way they are until we got the Daimler Dart, and the
> HD6's on it had split-spring type compression washers. Were these an
> afterthought, or are SU vacuum bells supposed to be secured with washers? I
> have no problems with the 100 in terms of the screws backing off. The
> cheeseheads seem to hold perfectly well. I'd as soon dispense with the washers
> on the Daimler bells, as one of the vacuum pistons binds a bit unless you
> tinker with the torque on the screws with the washers in place.
> 
> Sorry for polluting the Healey List with Daimler questions, but there is only
> one Daimler club (Lancaster, Eng.) and the postings are "relatively
> infrequent".
> 
> Allen Miller




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