QUOTE(retrotech @ Nov 29 2006, 08:44 AM)
JP,
What did he say? I am going to contact Richard at PMO also, but I wanted some first hand input from people that have made the change.
Hi JP:
> Steve:
> I could use some advice on an exhaust system for my 914.At present,
> the 2.7L has a Triad muffler....and it's just fine except for its
> weight (28lbs). I'm headed for E mod and need to get down to (or as
> close as possible) to minimum weight (1700 lbs).
>
Understood.
> How important is a balance tube between the headers. I can fab one
> with a disconnect between them if you think it's worth while....I seem
> to remember your saying that it's good for midrange power (which is
> important in AX).
>
Its very important for low & mid-range power.
> Assuming the above is a good plan, what about stingers?
> Light weight is important ....and noise is an issue...tho not as
> important as weight.
>
Not good for anything except open track and only in an engine with
aggressive cams.
> Anything you can advise is better than the crap rolling around in my
> head.
>
I'd suggest a Flowmaster Series 80 muffler. Its a dual-in/dual-out and
works very well. Plus, its light.
--
Steve Weiner
Rennsport Systems
Portland, Oregon
503.244.0990
E-mail: porsche@rennsportsystems.com
For Porsche High-Performance Parts, Upgrades, Racing Components and
Performance-related Information,
Visit Rennsport Systems on the Internet at:
http://www.rennsportsystems.com----------------------------------------------------------------------------------------------------------------------------------------------------
So there ya go. He has told me in the past that he has done the dyno work to back this up and he's never steered me wrong before..... and as I've said in the past.....pick your gurus with care.