exhaust

[wasserbox@yahoo.com (Mark Mages)]

Ok - so they are on the 1.7L Engines too?  I was under
the impression that they were only on the Pre-83
diesel rabbits and jettas...

Could make the search a lil easier ;)

Mark
--- "Scott F. Williams" <sfwilliams@home.com> wrote:
> Ryan, we just answered this question for TBerk just
> a couple of days ago.
> The short answer is that your 8v will be perfectly
> happy with a 2.0"
> exhaust. If it is a worked 2.0l, then the 2.25" size
> will work fine. Dont'
> expect big gains from it versus the 2.0l", however.
> A 2.5" would be a huge
> mistake. You could kiss your torque goodbye.
> 
> No change to the exhaust manifold is necessary to
> fit a catback exhaust.
> However, if you've got the wretched "log" (4/1)
> manifold on there, you'll do
> best to replace it with a 4/2 manifold and
> Techtonics (or similar) downpipe.
> The biggest gains that you'll ever get on an 8v
> motor will come from this
> modification. The 4/2 manifolds are found on the
> 1.7l and smaller motors.
> With the better manifold, proper downpipe, and 2.0"
> exhaust, you'll probably
> pick up an instant 20hp or so. Throw a G-cam in
> there while you're at it,
> and you'll have another 5 horses to play with.
> 
> Nothing else delivers this much bang for the buck,
> so go for it without
> hesitation.
> --
> Scott F. Williams
> NJ Scirocco nut
> '99 Subaru Impreza 2.5 RS
> Mazda 323 GTX turbo "assaulted" vehicle
> Golf GTI 16v "rollycar"
> ClubVAC: "Roads found. Drivers wanted."
> 
> Check out our rally team's website!
> http://www.usrallyteam.com
>   -----Original Message-----
>   From: scirocco-l-admin@scirocco.org
> [mailto:scirocco-l-admin@scirocco.org]On Behalf Of
> Ryan Ruggles
>   Sent: Thursday, February 14, 2002 2:38 PM
>   To: scirocco-l@scirocco.org
>   Subject: exhaust
> 
> 
>   How much improvement will changing my stock 8V
> exhaust to a 2" or 2.5"
> pipe?  Do I have to change the manifold?
> 
>   Ryan
> 


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