Cold here, very cold. And dreary as hell.
On Feb 28, 2009, at 5:22 AM, Mark Eginton wrote:
> In reading the competition preparation manual they mention polishing
> intake
> manifolds. I thought I read or was told when building a V8 years ago
> that
> polishing is no longer recommended because fuel condenses on the
> manifold
> surface with laminar flow. A slight texture e.g. minor grind or
> casting marks
> keeps a turbulant flow which keeps fuel atomized. I wonder also if
> this is
> only for aluminum manifolds e.g. heat loss and if it extends inside
> the head.
> thoughts???
>
> I am currently doing some port matching and casting removal on both
> the head
> and TR3 manifold.
>
> Can't wait for spring - more snow in upstate NY - california
> dream'n...
>
> M
>
> BTW I don't need a maui weather update Bill... ;o)
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Bill Babcock
Babcock & Jenkins
Billb@bnj.com
503.936.7660
www.bnj.com
Editor
Ke Nalu e-Magazine
Paddlesurfing's Web Journal
Bill@kenalu.com
www.kenalu.com
blog: www.ponohouse.com/ponoblog
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