Yes.56
Won't the pipes expand under boost?
Nothing really imo.
Combined diameter of the stock pipes is the same as the stock tb and plenum.
So even if you upgrade to 2" piping it will bottleneck at the tb/plenum.
I don't know if anyone agrees with this but It's just my logic. If it's flawed I want to hear your reasoning.
I look at it like this. If your intake is larger than your TB then you will always have excess air available for the TB to ingest, like a charge pipe. I have 4" intake on my Grand Prix. The TB isn't even close to that size.
I think it like this: pressure drop + and +
iirc our tb is 68mm or so
lets say at 15 psi or 360 cfm of flow per turbo the pressure drop would be
stock ic system
2psi pressure drop in the IC piping + 1.5 psi pressure drop in the IC's + 0.01 psi pressure drop in the tb and the plenum = 3.51psi total pressure drop in the system
now if you only upgrade the pipes to 2" and the IC's to ~ 8"x8"x4.5" cores at the same 15 psi of boost the pressure drops would be
0.4psi pressure drop in the IC piping + 0.5 psi pressure drop in the IC's + 0.01 psi pressure drop in the tb and the plenum = 1 psi total pressure drop in the system
at 25psi or 750cfm per turbo
stock ic system
4.5psi pressure drop in the IC piping + 3 psi pressure drop in the IC's + 0.2 psi pressure drop in the tb and the plenum = 7.7psi total pressure drop in the system
upgrade the pipes to 2" and the IC's to 8"x8"x4.5" cores at the same 25 psi of boost the pressure drops would be
1psi pressure drop in the IC piping + 2 psi pressure drop in the IC's + 0.2 psi pressure drop in the tb and the plenum = 3.2 psi total pressure drop in the system
So with my stock ic piping snd my 8x8x4.5 ics at 15psi I should expect a 2.5psi drop?
Have people reslly had issues with rust etc on ic pipes? I've had no issues with mine on a 23 year old gto. However it has never seen salt before.
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Why not buy the cxracing side mount kit and then modify it so it uses standard 2" couplers? There are only 2 weird couplers in the kit. I bet with a 90 degree 2" bend and 45 degree 2" bend you could modify them that a standard 2" black coupler kit would work. Or keep your eyes pealed for a DNP kit. I was going to modify the cxracing kit for mine but ended up not going dual core and fixing my surge another way.
cxracing.com: Stock SM Intercooler pipe kit Mitsubishi 3000GT VR-4 Dodge Stealth TT new Design
Already tried both ideas you just posted.
No, the drivers side doesn't fit well like way you mentioned. It fit so shitty that way I didn't even both finding someone to put a bead in the pipes I modified.
Passenger side fit just fine like that by only replacing the reducer with a true 2" coupler.
DNP kits are a dream. They don't exist anymore.
...oh and chances are, anything you buy from CX racing will either arrive damaged or with parts missing due to poor packaging.