Re: dynoed a 2008cc motor

[jonas miller <sjmill@erols.com>]

when you are talkign about hp form an exhaust you have to rememerb that the
whole exhaust has to be done or else you dont get teh full effect, of it you
probably only gained 2-3 real hps not the 7 they claim,
jonas

Ian Overholt wrote:

> Aftermarket exhaust IS 2.25 inch.  Stock is 2 - 2.125 inch.  The Techtonics
> exhaust is really nice.  I have not noticed any low end loss.  Truthfully, I
> don't think the TT exhaust got me much (especially since I'm still using the
> stock downpipe), BUT the TT was WAY cheaper than replacing the stock
> muffler.  The only thing I miss about the stock exhaust is the tip
> alignment.  You just cannot buy a tip that fits EXACTLY how the stock 16v
> tip went.  But I love the sound of the TT.  Hopefully this summer I will
> dyno the car and I'll see if I've got any power over stock.  The exhaust is
> the only non-stock thing on the engine.
>
> Ian Overholt
> '88 16v
> '78 Champagne Edition
>
> >From: 16v Jason <jason@scirocco.org>
>
> >And I agree with Daun-- I don't think there's a tenth of a HP to be gained
> >by aftermarket exhausts.  2.25 inch diameter exhaust tubing is *more* than
> >sufficient for a 1.8 liter engine-- and certainly sufficient for a
> >2.0.  For _seriously_ tuned 2.0 (and above) liter engines, a small amount
> >of power might be gained in the very top-end, but without the backpressure,
> >probably at a sacrifice to low-end torque.
> >
>
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