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-   RX-7 2nd Gen Specific (1986-92) (https://rotarycarclub.com/forumdisplay.php?f=37)
-   -   Lets talk aftermarket turbo manifolds. (https://rotarycarclub.com/showthread.php?t=4033)

TehMonkay 09-12-2008 07:10 PM

No it's a T4 flange.

For $200 i'd take it but that'll be two weeks from now though lol

MaczPayne 09-12-2008 07:43 PM

200 is a smoking deal for that!

djmtsu 09-12-2008 08:54 PM

See, here is my only hitch.

I'm not a cheap bastard, but I am hesitant to go full T04 for these reasons:
-I don't want to get all new coolant and oil feed/drain lines
-I don't want to get a custom DP
-I don't want to have to make another TID
-I don't want to make gonzo HP
-I don't want to go to a full standalone EMS

I am content with making modest HP, the limit of what the chassis with minor suspension mods can handle. If I was building a purpose built track car, maybe. I still want to drive it anywhere I want and not have to worry about things.

Edit: So I might be selling an FD T04 manifold.

Whizbang 09-15-2008 08:37 PM

i think that i am going to plan and budget for a used HKS manifold, and then run a good T4 turbo, etc.

plus i have high altitude to consider.

Whizbang 09-15-2008 09:02 PM

i am actually more concerned about finding the right turbocharger at a price that isnt going to kill my budget but without getting a bogus unit.

MaczPayne 09-15-2008 11:51 PM

For a nearly turn-key turbo setup, I've heard a lot of good things about A-spec's kits.

classicauto 09-16-2008 08:06 AM

Quote:

Originally Posted by RotaryResurrection (Post 45474)
As for the manifold debate...a turbo manifold is not so much like an NA header...runner design is not as important, since there is backpressure created by the turbo behind it. This is shown by the undivided "log style" FC manifolds still being able to make power despite the common chamber they use (as opposed to divided, equal length tube manifolds).

I made over 450rwhp on an HKS cast log manifold, but the tubular copy manifold would have worked just the same. The only advantage of cast manifolds are the noise retention and longer life since the welds will not crack.

The log style manifolds sure do work, I've put down decent power on my Greddy manifold also.

BUT

Runner design can and does have a large effect on the setups effciency. Changing only my manifold out to a stainless divided A-spec unit (and I/C hot side piping, and downpipe because turbo placement was different......) I could get ~500rpm better spool up, and harder spool up with lower EGT's pre turbo. So there absolutely is benefits to be had, but yeah you can put down decent numbers on a cast baby :)


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