In the standard configuration the exhaust port goes through the water jacket
creating chronic overheating.
----- Original Message -----
From: "Joe & Lynne Lance" <jolylance@earthlink.net>
To: "'dan warner'" <dwarner230@yahoo.com>; "'Jim Dincau'"
<jdincau@qnet.com>; <drmayf@mayfco.com>
Cc: <land-speed@autox.team.net>; "'desotoman @dslextreme.com'"
<desotoman@dslextreme.com>
Sent: Thursday, August 05, 2010 12:07 PM
Subject: RE: [Land-speed] Ford Flathead
> What is the advantage of the reverse port configuration ?
>
> Since the two inner exhaust ports on each side of the flat head are
> siamesed, I would think using those exhaust ports as intakes would add
> additional flow restriction if used for the intake side.
>
> If I remember correctly, the FLATFIRE engine uses the reverse port
> configuration but is turbocharged. Even then I don't see an advantage to
> reversing the ports. Reduced back pressure when exhausting thru the
> original
> intake ports ? ---what am I missing ?
>
> Lance
>
> -----Original Message-----
> From: land-speed-bounces@autox.team.net
> [mailto:land-speed-bounces@autox.team.net] On Behalf Of dan warner
> Sent: Thursday, August 05, 2010 12:42 PM
> To: Jim Dincau; drmayf@mayfco.com
> Cc: land-speed@autox.team.net; desotoman @dslextreme.com
> Subject: Re: [Land-speed] Ford Flathead
>
> Well Mayf,
>
> Instead of asking questions like "What exactly defines what vintage is?"
> you
> might try to read the rulebook. Take a look at section 2.A.1.
>
> And, for your education, the reverse port configuration for the flathead
> V8
> was used before the war in oval track racing. History is an interesting
> thing.
>
> DW
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