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doing exhaust dont know what to get

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tstkl

20+ Year Contributor
3,889
74
Feb 10, 2005
SoCal, California
ok lets start out with the given:
im getting a buschur racing downpipe, high flow cat, and cat back, all 3 inch slip fit style for my 1g awd, you cant change my mind about that, so dont try...

the point of this thread?

which manifold and o2 housing to go with, of corse...

now as of right now this is going to be the next thing i do, all 5 things once i get the money, and i have a 14b, and once i do fuel and clutch and dsmlink i will be getting some mitsu style turbo that i can still use these components with, so it wil have to last me a while, but the thing is, ive been thinking about one of three things,

1. ported 2g mani and o2, this would be very cheap, and when i went to get something along the lines of a gt35 or gt42 once ive used the sbr ball bearing 57 trim(internal gate) that i will replace my 14b with, i will probably get something tubular, or just better to go with it.....

2. get the sbr evo3 style mani and a ported evo3 o2, these would have to last til my 57 trim, and i would want the mani to last forever, that means with the gt42r, can this mani flow enough, cuz if i spend 300 on a mani i want it to be the last mani i have to buy...

3. go with a tubular or something else, dunno, this is where you guys come in <<<<<<<
 
yea, i googled them and cant find them,.. 100 bucks is cheap...whats wrong with it?
 
but will the sbr evo3 be all that i will ever need? or would a tubular suit me better? (pretend my goal is to get 1300 whp...)
 
knighteclipse1 said:
I agree with the punishment racing 2 1/2" O2 housing as above, but would go with the Evo III manifold. But thats just an opinion.


I third this....

Evo 3 manifold if you have the money, but the 2g will take you very far.

the pr o2 housing is much less restrictive than any oem housing. Its well worth the money. Buy it now and save the headaches for when you max out the ported oem housing.
 
Going with a tubular manifold is a touchy subject with some people. If you drive this daily I do not recommend a tubular. Tubular manifolds are not a lasting product if you are looking to keep the car for a long time. The reason for this is the simple killer of heat.

Tubular manifolds are basically made up of three different types of metal. The "runners" and the flanges and the welds. Therefore they heat up and cool down at different temperatures with these different temps the expansion and contraction rate of the metals, no matter how minor they are, will impact the strength of the manifold in time. If this is a daily driver the chances of the welds needing redone in about 2 years are very high.

I say cast is the way to go. Evo III or a 2G cast ported are great flowing manifolds and have pushed alot of fellow dsmers to FAST times and High WHP. Our new SBR cast is also a choice it has bigger runners than even the Evo III and porting is available as well.

As for the O2 a ported Evo III this is a very high flowing O2. The reason I am saying this is because if we pretend your goal is 1300 whp you are going to need alot more...say a different turbo with a v band ;). So again I say cast manifold, and 02 housings ported. :thumb:


I have no idea what happened to punishment racing? It is cheap. but usually you pay for what you get, our SS O2 housings are all Stainless. The flanges, pipe, and tig Wire. It is a High quality piece built in house in a jig to the same size specs of a 2g O2 housing, we use 2 1/2" Mandrel bends for Increased flow and, Tial Brand CNC SS Flanges.

Thats my $.02, If you have any more questions you can PM me or call me at the shop at ext. 18


Jon Nye
 
im not looking to dump, i want to keep this street legal in the major aspects, (ie dumping, cat, that stuff, and yes i know that its going to be hard to make 1300 whp with a cat, but its hard to make 1300 whp without a cat, isnt it? thats just a number i threw out there for the hell of it)

and also, do the mods know that someone who works at sbr is a "rookie"? thanks for the info, i think i might just go with the sbr evo3, the only thing is, i know j shep uses a cast so obviously they can take me farther than im cabable of going, but the runners still look just about equal lenght... and the evo3 is far from that... maybe you guys should look into making the new sbr cast manifold be equal lenght...of corse it is your buisness, so i cant tell you how to run it, just a suggestion...thanks for all the info tho
 
tstkl said:
i know j shep uses a cast so obviously they can take me farther than im cabable of going, but the runners still look just about equal lenght... and the evo3 is far from that... maybe you guys should look into making the new sbr cast manifold be equal lenght...of corse it is your buisness, so i cant tell you how to run it, just a suggestion...thanks for all the info tho

Shep definately does not use a cast manifold. His manifold is the craziest thing I've ever seen. The runners are long as hell as the turbo is facing the front of his car...Look for some pics of it, but I'd say if you want huge power, go with a SBR manifold, but its for mitsu style turbos, so you'd have to get something different if you wanted a T3/T4.
 
i always thought he used a turbonetics t3 style exhaust manifold....

edit: and im sticking with a dsm style turbine housing so no worries there
 

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go with a 2g o2 housing. the evo 3 comes down at a diff angle and you will have to get your dp reflanged or hope that your flex section can compensate for it. either way, not the greatest idea.
 
im aware of the angle that the evo3 is at, but was also told that because the buschur downpipe that im looking at has a slip fit flange, it works with evo3's...
 
ok, aside from me not even knowing where the turbo is on that thing, who makes that? also, did he just remove the coolant system entirely? and is that a 3.5 inch upper intercooler pipe?
 
i know sheps the man, but that seems like a little over kill.... even for a seven second car...I dunno, thats just insane
 
tstkl said:
i know sheps the man, but that seems like a little over kill.... even for a seven second car...I dunno, thats just insane


If driving naked and shifting with your eyebrow gets you to 7's you know you would do it.

i only chime in because I think this question has been answered really well.
 
well ive desided on the sbr evo, and the buschur 3 inch down pipe, high flow cat, and cat back, but im still stuck on an 02 housing. i dont want to shell out 300 for such a small part when you can get the evo3 for 100 and port it out, but what will perform better
 
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