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-   -   Intercooler Piping Size Question (https://www.miataturbo.net/diy-turbo-discussion-14/intercooler-piping-size-question-16121/)

kenzo42 01-23-2008 04:33 PM

Intercooler Piping Size Question
 
I have 2" cold side pipes.

I will be ordering 2.5" hot side pipes. (no other options at this point)

I know my sizing is opposite of the standard setup (2" hot, 2.5" cold).

Any drawbacks to this?

Thanks.

BTW, I'm using a T25.

Braineack 01-23-2008 04:36 PM

i doubt it'll make a difference.

TurboTim 01-23-2008 06:18 PM

Seeing how there's no other options at this point, why does it matter?

samnavy 01-23-2008 06:23 PM

I'm pretty sure the standard is for a 2.5"coldside due to the TBinlet being 2.5". A lot of compressor outlets are 2". You're gonna be fine.

TurboTim 01-23-2008 06:42 PM

Yeah, what ^ he said.

kenzo42 01-23-2008 07:24 PM


Originally Posted by TurboTim (Post 203784)
Seeing how there's no other options at this point, why does it matter?

Curiosity.

miataspeed1point6 01-23-2008 08:40 PM

I'm going to hijack the thread a tad here.

Say your piping goes from 2" to 2.5". Is it best to put a 2.25" transition pipe in there, or just run a 2" to 2.5" coupler?

mazda/nissan 01-23-2008 08:43 PM

suck it up and run 2 to 2.5, with FI you will not notice as much as a difference as if you were relying on natural aspiration for your powa

m2cupcar 01-23-2008 10:34 PM

couplers usually have a transition in them

PaKMaN 01-25-2008 09:30 PM

You've got it backwards... I'd say run 2.5 on coldside because our TB's are 2.5


edit::magna:just read the rest of your post lol

zoomzoom 01-26-2008 03:04 AM

I'm no expert but I would have thought that if anything you would make the hotside piping a little larger as when the charge passes through cooler it will decrease in size.

My 2cents worth


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