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-   -   Turbocharged 4.0's (https://www.cherokeeforum.com/f59/turbocharged-4-0s-109123/)

pepperson4 10-20-2011 03:01 PM

Turbocharged 4.0's
 
5 Attachment(s)
so lately ive seen a lot more interest in turbos for the inline 6's. since it seems to clutter up all the forums with discussion, i was thinking people could share there ideas here.
my setup: ching chong t3/t04e tubo
stock injectors
stock map sensor
no intercooler of any sort
completely stock motor with 220k on it ;)
custom turbo manifold
downpipe connected to stock exhaust, 2.5"
ghetto air filter till i can find one that fits
8psi spring in wastegate with open dump, no MBC for now
PLEASE make suggestions on things regarding turbos and or my setup!
remember im a poor highschooler!
some good info on turbo 4.0's:
http://www.pirate4x4.com/forum/showthread.php?t=658004
http://www.pirate4x4.com/forum/showt...ighlight=400HP

Hooligan Off Road 10-20-2011 03:15 PM

I want one. How does it affect MPG and power?

pepperson4 10-20-2011 03:19 PM

mpg - ive seen some tests where it actually helps, but it all depends on the car, ill have to do a test to see. power wise, wihtout an intercooler i proably have a good 60hp minimum more right now.

UsmclovesXJ 10-20-2011 03:22 PM

Also your turbo kicks in at higher roms right??? Plus turbos hate hate hate heat so its a good/ bad thing

DualSportDad 10-20-2011 03:24 PM

No fuel management? I have been thinking about adding a turbo to mine. I figured try 2 times larger injectors and a afc hack.

UsmclovesXJ 10-20-2011 03:25 PM

48Lb bost injectors...

Gee oh Dee 10-20-2011 03:30 PM

When do you see full boost?

How many psi are you running?

UsmclovesXJ 10-20-2011 03:37 PM

8.5Lb I thought

dcook_14 10-20-2011 03:37 PM

How are your a/f ratios with this setup? Do you ever notice any pinging from it running lean?

Gee oh Dee 10-20-2011 03:40 PM


Originally Posted by UsmclovesXJ (Post 1269782)
8.5Lb I thought

Where did you see that?


Originally Posted by dcook_14 (Post 1269783)
How are your a/f ratios with this setup? Do you ever notice any pinging from it running lean?

He better have a wideband.

LongArmXJ 10-20-2011 03:42 PM

how long have you been running this? No fuel management is going to kill this thing quick. you are adding all that air and no fuel lol. running lean is bad btw! upgrade fuel pump and fuel filter, injectors, and some sort of fuel management. safc will get you by but still risky.

UsmclovesXJ 10-20-2011 03:42 PM

I took a guess there

Gee oh Dee 10-20-2011 03:53 PM


Originally Posted by LongArmXJ (Post 1269795)
how long have you been running this? No fuel management is going to kill this thing quick. you are adding all that air and no fuel lol. running lean is bad btw! upgrade fuel pump and fuel filter, injectors, and some sort of fuel management. safc will get you by but still risky.

A wideband and SAFC is a beautiful way to tune, actually.

UsmclovesXJ 10-20-2011 03:55 PM

That's still a scary setup

Quadratec 10-20-2011 03:56 PM

This is so awesome! I'm trying to convince someone here to do this now :tt2:

-Joe


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