LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

Need some Advice!

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Old Sep 21, 2003 | 07:41 PM
  #1  
acslinger2525's Avatar
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From: Piedmont SC
Need some Advice!

I need some advice on what else to buy for my engine. My engine is on the stand, and i need some advice on whatelse to add to it. I have a 355, CC305, the dual springs, crane 1.6 rr, ported heads and intake, 5 angle valve job, BBK shorty's, the under drive crank pulley and ported mass air. I am looking for around 400 RWHP, How close am i? and what else would i need to add to get that?
thanks your help is greatly appreciated. Its an A4 with a 2800 stall.
Steven
Old Sep 21, 2003 | 07:44 PM
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LPE Z convt's Avatar
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Get rid of the shortys and get Long tubes hooker make a good set and go 1.75
Old Sep 21, 2003 | 07:55 PM
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I am assuming you have CAI, cat-back etc.. already. If so, you might want to go with a little bigger cam than the CC305 since you have ported heads. Long tubes wouldn't be a bad idea either.
Old Sep 21, 2003 | 07:58 PM
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acslinger2525's Avatar
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No i dont have a cold air induction yet, i was going to wait till i have the engine back in the car. I guess i got a set of BBK shortys for sale.
Old Sep 21, 2003 | 08:14 PM
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How ported are the heads, flow numbers? If they are decent, get a bigger cam, something like a 224/230 or along that line. Longtubes would be great, especially over the BBks, I think this is true, its something i heard a while ago, but i think the ports are round on the BBKs and our exhaust ports are the D ports so there is some flange cutting into airflow. Other than that you are pretty much set on the motor.
Old Sep 21, 2003 | 08:45 PM
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Well, depending on how extensively the heads are ported, you'll probably see about 365-385 at the wheels depending on the heads. To get 400 at the wheels, you're gonna need to step it up a bit on the cam. CC306, 230/236 XE, of GM847 should do it for ya. The CC305 and 224/230, while outstanding cams, just don't have enough to get there. This coming straight from several sources.
Old Sep 21, 2003 | 08:58 PM
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acslinger2525's Avatar
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I want to thank those people who wrote me, i do appreciate the help, I guess i will change cams, much easier to do it with it on a stand. Thanks again
Old Sep 21, 2003 | 10:15 PM
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LPE Z convt's Avatar
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If you are interested in the GM847 cam i have a sound clip of it if you would like to hear it ....... i will email it to you
Old Sep 22, 2003 | 05:47 AM
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Yea i would like to hear it. Thank you
acslinger2525@aol.com
Old Sep 22, 2003 | 08:29 AM
  #10  
LPE Z convt's Avatar
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http://www.madz28.com/chris847.mpg


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here you go
Old Sep 22, 2003 | 08:38 AM
  #11  
acslinger2525's Avatar
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That sounded awsome! Where can i get that cam at and what are the specs?
thanks man, that is what i want.
Old Sep 22, 2003 | 09:21 AM
  #12  
LPE Z convt's Avatar
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I bought the cam from jason cromer do a search under his name i dont have his #... Specs are 234/242 and 575/595 lift with 1.6 roller rockers cam pulls hard all the way to 7000 rpm but i shift at 6600 still have stock bottom end ... good luck
Old Sep 22, 2003 | 11:10 AM
  #13  
acslinger2525's Avatar
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what does your car run off nitrous, and how much horsepower? What is your times on the bottle. I appreciate all the help, thanks
steven
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