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runs horrible after cam install...

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Old Oct 31, 2007 | 05:31 PM
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Default runs horrible after cam install...

i just finished my tr224 swap to a t-rex advanced +2 with hand ported stock heads.. and i took and plugged the EGR off real good. its loading and back firing when comming from mid rpms back down to idle. and feels like it has no power whatsoever when WOT

my question is is this normal. i mean my car ran kinda crappy when i went from stock to the 224/ but this is worse. think a tune would clear all of this up?

opinions please!!!
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Old Oct 31, 2007 | 05:43 PM
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lol is this post serious? or is it a "trick or treat" theme?
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Old Oct 31, 2007 | 05:43 PM
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Yes a tune will change it totally.


Pm price for your TR224
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Old Oct 31, 2007 | 11:06 PM
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oh i sold the 224 918's and ti retainers for 300 like 10 minutes after i had posted them for sale!. sorry man
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Old Oct 31, 2007 | 11:29 PM
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an auto without a tune with a trex is a start to a problem . i dont suppose you are showing a ses light and if you are showing this get the codes pulled at advanced auto /
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Old Oct 31, 2007 | 11:37 PM
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Umm, yea tune will help. You're lucky if the damn thing idles!
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Old Oct 31, 2007 | 11:48 PM
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i went picked up my buddy's trailer i bringing it to futral's tomorrow for a dyno tune
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Old Oct 31, 2007 | 11:52 PM
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Originally Posted by daryn c
i went picked up my buddy's trailer i bringing it to futral's tomorrow for a dyno tune
Wait a minute.... your ran your car with a tr224 without a tune for a while? how was it?

Im amazed you got that to run .... let alone a TREX, jeez. I though i would have get a trailer to take it to a shop to tune it after a tr224 install.
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Old Nov 1, 2007 | 06:00 AM
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Ummm yea, the t-rex untuned is going to be fun.
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Old Nov 1, 2007 | 06:28 AM
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Originally Posted by ultraz
Wait a minute.... your ran your car with a tr224 without a tune for a while? how was it?

Im amazed you got that to run .... let alone a TREX, jeez. I though i would have get a trailer to take it to a shop to tune it after a tr224 install.
I'm running my 224 cam & added some heads without a tune. Been driving it everyday for about 3 months. Gas mileage even stayed the same & no SES light. Thats a reason the 224 cam was so popular back when the LS1 first came out. You could install it & it will drive on a stock tune.

To the O.P., I don't see a converter in your sig. Are you still on the stocker?? Cause if so your car really isn't gonna be happy when you get on the dyno with that big *** cam & a stock stall. And yea, a T-rex without a tune isn't gonna run that great to begin with. It's definetly a cam that needs tuning to drive around safely.
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Old Nov 1, 2007 | 08:34 AM
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Originally Posted by BIG_MIKE2005
I'm running my 224 cam & added some heads without a tune. Been driving it everyday for about 3 months. Gas mileage even stayed the same & no SES light. Thats a reason the 224 cam was so popular back when the LS1 first came out. You could install it & it will drive on a stock tune.

To the O.P., I don't see a converter in your sig. Are you still on the stocker?? Cause if so your car really isn't gonna be happy when you get on the dyno with that big *** cam & a stock stall. And yea, a T-rex without a tune isn't gonna run that great to begin with. It's definetly a cam that needs tuning to drive around safely.
That is only true in a six speed car. An auto needs a stall and tuning to be right.
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Old Nov 1, 2007 | 12:21 PM
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im runnin the t-rex on thr 224's tune right now... barely got the darn thing on the trailer!!!!!!
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Old Nov 1, 2007 | 01:09 PM
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You should change your oil before you do a dyno run, check your plugs too.
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Old Nov 2, 2007 | 06:20 PM
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Originally Posted by PREDATOR-Z
You should change your oil before you do a dyno run, check your plugs too.
+1

Definately do your best to put a few miles on the car and change the oil. Cam bearing shavings in your engine at high rpms just is not good.
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