On Sat, 22 Feb 2003, at around 18:13:27 local time, William Davies
<bill@rarebits4classics.co.uk> wrote:
>
>----- Original Message -----
>From: Michael Hargreave Mawson <OC@46thFoot.com>
>>
>> About 400
>> miles into the trip, I blew the gasket between the exhaust manifold and
>> the down-pipe, and subsequently had this replaced by a back-street
>> garage in Somerset. 100 miles later, I blew the same damn gasket.
>
>We often sell these gakets in pairs - one for the manifold, one to go
>in the glovebox for next time.....
<g>
>
>> Is this gasket the one that various people recommend omitting
>> altogether? If so, I'll just take it out, and screw everything back up
>> as tight as I can...
>
>Many people leave out the gasket but I've never been convinced. The
>same manifold arrangement is used on the Dolomite 1500 and I used to
>change ours every 3 months/1500 miles at best.
Dammit, I'm not prepared to do that!
> After being obsessed with making the exhaust mountings as rigid as
>possible to avoid flex, I read an article in an old copy of The Courier
>from the mid 1980s. It was suggested to mount the exhaust fairly
>loosely, omitting any brackets from the gearbox forward altogether.
>This prevents the downpipe joint from becoming a fulcrum point as the
>whole system moves together.
Hmm. Sneaky. I like it.
> I tried it, and the same gasket was on the car when we sold it after
>about 3000 miles. I don't know how much longer it would have lasted,
>but it was a very drastic improvement,
So, how about combining both approaches - remove forward brackets *and*
gasket? Suicidal, or a recipe for trouble-free motoring, do you
suppose?
ATB
--
Mike
Ellie - 1963 White Herald 1200 Convertible GA125624 CV
Connie - 1968 Conifer Herald 1200 Saloon GA237511 DL
Carly - 1977 Inca Yellow Spitfire 1500 FH105671
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