On Tue, 5 Apr 2005, at around 08:39:42 local time, Nolan Penney
<npenney@mde.state.md.us> wrote:
>Toyota and others simply weld the flange down lower on the pipes a bit,
>allowing them to stick up into the iron upper manifold a little. In the
>case of a Spitfire, you'd have to weld a little stub pipe onto the lower
>manifold to duplicate the effect. Not quite as good as making a new one
>complete, but it should be fine.
>
>As long as you don't go wild with the new tube section, it's not going
>to hurt flow appreciably. You could even use a smaller pipe section
>that slipped into the existing pipe without doing much of anything to
>the flow. The muffler is far more restrictive.
>
>Only if you go wild with small diameter pipe sections or sticking it
>way up into the upper iron manifold would you adversely affect flow.
>All you're after is blocking the exhaust gasses from going by the
>gasket, nothing more.
Thanks for the clarification. I may well give this a go.
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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