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Re: SVO: XR racing, and downpipes...



On Tue, 25 Nov 1997, Monty Abbott wrote:

> 
> >Except, that experience shows that it works.  And what is "much"?  7-10 HP?
> > Tell that to people who spend $200 on a ignition that gets em 2 maybe 3
> >horsepower.
> 
> >
> >There must be more at work here, than theories can explain.
> >
> >Dave
> 
> Dave,
> 
> Don't forget that a 3" downpipe will hold a lot more volume.  This will
> allow considerably gas to compress in the down pipe section, so the intial
> spin-up time should be more responsive.  Also, there will be a small
> theoretical gain just from having less restriction in the length of the 3"
> downpipe.
> 
Thats what I spent a half hour showing. The volume differennce is
negiligible cuz of the volume flow of gas....it would take under .03
seconds at no load to have that additional volume used up...

> 

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Scott
-71 Pinto, stock 2.3 turbo, 13.67@98, radials
	8.1@85 1/th mile on slicks
	Big intercooler ON!
	T4 Compressor soon to be on!

-85 Merkur, let the modding begin! 
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