LT1-LT4 Modifications 1993-97 Gen II Small Block V8

How hard to get 400rwhp from LT4?

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Old 01-17-2006, 10:24 PM
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the only thing you would have to change is the springs....and those two cams wouldn't be too big for your application....acctually they would be just about right to match it...and of course a new tune
Old 01-17-2006, 11:08 PM
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I have AFR LT4's...does that count.

I most definitely don't have a LT4 warmcam though.
Old 01-17-2006, 11:22 PM
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is the fuel system stock?

you may need to work on that just to be safe.

400 rwhp is quite a jump from stock like the factory fuel system was made for

just my 2cents

thanks
robbie
Old 01-18-2006, 12:04 PM
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F1 Procharger at about 16lbs. No Nos here bro!
Old 01-18-2006, 01:04 PM
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I agree with SLPHawk300, if you want to keep it streetable, and have 400+ rwhp, I would suggest saving your pennies and getting a supercharger. And would probably suggest getting a different cam for that supercharger.
Old 01-18-2006, 02:00 PM
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alright thanks guys, im checking out the 847 on summit right now, its in stock and it looks like a good price, i'll most likely do the work myself. my fuel system is pretty much stock with the exception of my SVO 30lb injectors. so far my shopping cart contains
1. GM847 Camshaft

what springs should i look at and what else?
Old 01-18-2006, 02:21 PM
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Originally Posted by Red97Z
alright thanks guys, im checking out the 847 on summit right now, its in stock and it looks like a good price, i'll most likely do the work myself. my fuel system is pretty much stock with the exception of my SVO 30lb injectors. so far my shopping cart contains
1. GM847 Camshaft

what springs should i look at and what else?
red97z, this will seem like a retarded question, and YES I tried to search, what are the "free mods" you have done?
Old 01-18-2006, 02:26 PM
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no retarded question at all i did the tb swap, descreened my maf and ported it, i also opened up my intake holes on my intake to accomodate my 58mm tb, those are probably the biggest free mods of the bunch. I also run SVO 30lb injectors if that helps, if you'd like to know mod for mod my setup just lmk
Old 01-18-2006, 02:31 PM
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Originally Posted by Red97Z
no retarded question at all i did the tb swap, descreened my maf and ported it, i also opened up my intake holes on my intake to accomodate my 58mm tb, those are probably the biggest free mods of the bunch. I also run SVO 30lb injectors if that helps, if you'd like to know mod for mod my setup just lmk
Yes please do!!! I would LOVE to put the power down that you are! i take it you have a M6, unless I missed that somewhere
duh, never mind, read sig...
Old 01-18-2006, 02:40 PM
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Originally Posted by SLPHawk300
F1 Procharger at about 16lbs. No Nos here bro!
Old 01-18-2006, 02:53 PM
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Originally Posted by METALBEAST
only have 1500 to spend
Old 01-18-2006, 06:01 PM
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The funny thing is bro...i still do that to my own car And the best part about my car, in my opinion is that it doesn't look any different from any other 97 WS.6. But once you turn her on...that is when the starts : ) Best investment i ever made was that motor build.
Old 01-18-2006, 07:38 PM
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MY a4 car dynoed right at the 400 mark n/a , heads are the most important thing , need to have them looked at and see how good they are? The Cam is a baby and you could easliy upgrade there. get some exhaust to. My car is easy to DD , the tune is key!
Old 01-18-2006, 09:04 PM
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Originally Posted by 87turbo2
I am curious how hard it would be to get 400rwhp from a stock block with Lt4 head and Hot cam? Is it even possible? I'm not talikng about on the bottle either, i would like to throw that on top of the 400.
Here's my mods
Lt4 head
hotcam
Lt4 intake
power pulley
cat back
52mm TB

other mods are not motor related
3.73 gears
built 4l603
transmission cooler

Can i get to 400rwhp like this? Can a new cam get me there? This car IS a daily driver, so please keep that in mind.

Thanks guys!
I made 407hp through a 12 bolt and 4.30's w/o the 12 bolt and 4.30 I made well over 430hp w/ LE2 combo & a 6 spd. I still get 17mpg in the city when I stay out of it.
Old 01-18-2006, 10:03 PM
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Shucky nice looking car, any track times
Old 01-18-2006, 10:19 PM
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Thanks, Time wise it is a low 10 second car on the bottle. Low 11's on motor
Old 01-18-2006, 10:23 PM
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Nice, a4 or m6?
Old 01-18-2006, 10:26 PM
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m6 spec 4 plus
Old 01-18-2006, 10:48 PM
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I was just wondering about the 4l60E. Will it hold a 396?



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