[DeTomaso] Muffler Opinions

[Julian Kift]

IMO in doing all the work to cut open and gut the GTS muffler, you might consider starting from a more scratch approach.
 
Here's one solution very well executed on the PI forum;
 
http://pantera.infopop.cc/eve/forums/a/tpc/f/5650045562/m/7650030665/p/8
 
Julian
 

 
> From: jtaphorn at kingwoodcable.com
> To: gaino at earthlink.net; MikeLDrew at aol.com; pantdino at aol.com; shawkins777 at comcast.net; michael at michaelshortt.com; wkooiman at earthlink.net
> Date: Sat, 7 Aug 2010 13:25:59 -0500
> CC: DeTomaso at realbig.com
> Subject: Re: [DeTomaso] Muffler Opinions
> 
> Bill
> 
> That is funny and helpful. It is humorous because many of the pics were 
> taken in my driveway. It is also helpful because it shows the perforated 
> pipes welded to a central ring and reinforced with the unpatented Taphorn 
> GTS turbo splitter. :^)
> 
> Sometimes what you need is right under your nose.
> 
> The bad news is that those welds to the central ring needed to be 
> compromised while the mufflers were cut open. I can't see how to break them 
> loose otherwise. It also appears that simply cutting off the tips and 
> replacing with larger would not be an ideal solution unless you reopened the 
> muffler to get the perforated pipe extracted. Otherwise, it will always be 
> present as an obstacle. Oh, if I had only known about the resonator 
> constriction issue before the previous GTS muffler surgeries.
> 
> All said and done, if you are willing to gut the muffler, it seems that one 
> could remove the perforated pipe in the resonator to achieve the required 
> diameter without requiring an investment in new mufflers.
> 
> JT
> 
> ----- Original Message ----- 
> From: "bill gaino" <gaino at earthlink.net>
> To: "John Taphorn" <jtaphorn at kingwoodcable.com>; <MikeLDrew at aol.com>; 
> <pantdino at aol.com>; <shawkins777 at comcast.net>; <michael at michaelshortt.com>; 
> <wkooiman at earthlink.net>
> Cc: <DeTomaso at realbig.com>
> Sent: Saturday, August 07, 2010 12:33 PM
> Subject: Re: [DeTomaso] Muffler Opinions
> 
> 
> >
> > Try this link for an internal view 
> > http://www.spacecitypanteras.com/Technical/Gutting_the_GTS_Exhaust.htm
> > -----Original Message-----
> >>From: John Taphorn <jtaphorn at kingwoodcable.com>
> >>Sent: Aug 7, 2010 10:00 AM
> >>To: MikeLDrew at aol.com, pantdino at aol.com, shawkins777 at comcast.net, 
> >>michael at michaelshortt.com, wkooiman at earthlink.net
> >>Cc: DeTomaso at realbig.com
> >>Subject: Re: [DeTomaso] Muffler Opinions
> >>
> >>Mike and others
> >>
> >>The construction of the resonator tip is different than I thought. I 
> >>assumed that the ceramic(?) material in the tip's end continued through 
> >>the resonator. You are correct that it only positions the metal pipe 
> >>inside the resonator tip to the center. The perforated metal pipe is 
> >>exposed the rest of the length.
> >>
> >>However, now the perforated pipe extraction task is potentially easier. A 
> >>hole saw could be used to drill out the ceramic material that holds the 
> >>perforated pipe in place at the resonator's opening. That done, could the 
> >>perforated pipe within the resonator then be extracted?
> >>
> >>I gutted many of these mufflers and therefore cut those perforated pipes 
> >>where they extend into the muffler; however, The perforated pipes were 
> >>welded to baffles within the muffler. The gutting process removes those 
> >>baffles with the portion of perforated pipe that extended in the muffler 
> >>body. However, I do not recall what is left holding the perforated pipe 
> >>in place on the muffler end of the resonator. This certainly seems to be 
> >>an easy method to pick up the additional diameter to go from 1.5" to 1.75" 
> >>that is required with a 2.5" exhaust pipe. Area of 2.5" pipe is ~ 4.9". 
> >>Area of two 1.5" pipes (stock size) is 3.52"; 1.75" pipes is 4.8".
> >>
> >>So, if I use a hole saw to drill out the perforated pipe in the resonator 
> >>on the outlet side, will the perforated pipe then pull out of the 
> >>resonator? Anyone have a set of GTS mufflers that are cut open for 
> >>inspection?
> >>
> >>This seems to easy - although, I wish I understood the dilemma when I had 
> >>the mufflers cut open; then I certainly could have removed the complete 
> >>perforated pipe.
> >>
> >>JT
> >> ----- Original Message ----- 
> >> From: MikeLDrew at aol.com
> >> To: jtaphorn at kingwoodcable.com ; pantdino at aol.com ; 
> >> shawkins777 at comcast.net ; michael at michaelshortt.com ; 
> >> wkooiman at earthlink.net
> >> Cc: DeTomaso at realbig.com
> >> Sent: Friday, August 06, 2010 9:50 PM
> >> Subject: Re: [DeTomaso] Muffler Opinions
> >>
> >>
> >>
> >> In a message dated 8/1/10 17 35 26, jtaphorn at kingwoodcable.com writes:
> >>
> >>
> >>
> >> I would think it possible to drill the resonators to an acceptable ID.
> >>
> >>
> >>
> >> You can't drill a resonator. Resonators have an inside steel piece of 
> >> pipe with holes in it, and rings at each end, which fit the ID of the 
> >> chrome tip. The only thing you can do is remove and replace the 
> >> resonator with one of a larger diameter--or remove it entirely.
> >>
> >> Mike
> >>_______________________________________________
> >>
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> >
> > If you want it SLICK.. bring it to SLICKUM Paint Shop www.slickpaint.com 
> 
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