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thinking of going with a bigger cam.

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Old 05-09-2014, 07:02 PM
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Default thinking of going with a bigger cam.

Hey everyone i have a 231/235 617/621 113+3 lsa cam from comp cams (which they are amazing) i was wondering if you guy can give me a better cam choice to get 450rwhp. Thats only a 50rwhp bump from where i am at now.

I have an 01 ws6
My mods;
Cam
Ported/killed stock heads(I always get them confused 243 n 241s)
Lt pace setter headers
Xpipe and dumps
Ls6 intake (stock)
SLP lid
3600 stall
Stage 2 shift kit
373 gears
Density tune

Not looking for this to get out of control but a good solid cam to get me the extra 50rwhp i would like to have if possible.
If i need to upgrade other things to help get there please let me know as well.
Thank you for your input in advance
Old 05-09-2014, 07:09 PM
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I'd like to know more about the heads. Home done, or bought from a company? With the stock LS6 intake it might take a little larger cam to achieve those numbers. Are you only caring about dyno numbers?
Old 05-09-2014, 07:41 PM
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Honestly my tuner said those where professionally hand done. They came on my car. I didn't know it was done till i had the engine redone. I dont care about dyno numbers just looking to get some more power. Would like for everything to match up as perfect as possible.
Old 05-09-2014, 08:21 PM
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235/242 .620 .615 112 lsa
Old 05-09-2014, 08:27 PM
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241's are stock ls1 heads, with that in mind autos arent dyno queens so seeing 450whp out of one is quite a bit more difficult than seeing it with a t56 car.

if you made 400whp with that cam then i'd say the heads must have a very light port job on them as with a heavy port and that cam i'd expect to see more if the converter is locked.

both of those things being said there is no cam alone that will give you an extra 50 over what you have. once you get into the larger cam ranges the peak power will only vary by 10-15hp. meaning an ms4 may make 435 on one car but your cam in the same car will make 420-425ish but have better torque under the curve. if you want an extra 50whp then you need to look into aftermarket heads or at least CNC'd 243 heads
Old 05-09-2014, 08:34 PM
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Depends on the dyno, what's done to the heads, compression, etc...450 rwhp will be very hard with an auto and LS6 intake
Old 05-09-2014, 08:40 PM
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Ok cool would it help you to see my pb at a drag strip? If so once i get a Friday off ill run it and post it.
Old 05-09-2014, 08:49 PM
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Your track numbers are just that...track numbers lol! It's not totally indicative of rwhp
Old 05-09-2014, 08:56 PM
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Lol well which is better then? I guess im looking for more power but want it streetable still
Old 05-09-2014, 09:01 PM
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Have you looked into a Fast intake?
Old 05-09-2014, 09:02 PM
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I'd at least get a FAST 92 intake manifold and 92mm tb on there. It would also be good to have more info on your professionally hand ported heads, like flow numbers, chamber size, head gasket thickness, or the SCR.
Old 05-09-2014, 10:02 PM
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Yea i wish i knew where to start looking on that man. I guess i can have my tuner check the sizes and all that. Im very limited in what i can do bc of not having the proper tools and equipment
Old 05-09-2014, 10:13 PM
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Ive looked into the fast 92 intakes n saw the price then checked my bank account n cried lol i gotta save up more money first
Old 05-09-2014, 10:15 PM
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Honestly unless you go that much bigger in the cam you're not going to gain too much hp to make it worth the effort and cost.

Maybe spend some money on a better intake and to upgrade your heads.
Old 05-09-2014, 10:18 PM
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Or hit it with a 100 shot
Old 05-09-2014, 10:18 PM
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Ok what kinda heads do yall recommend?
Old 05-09-2014, 10:27 PM
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You do realize that even the top notch really expensive heads are only going to give you maybe 20-30 hp over what you have now right? Assuming your 241's or 243's are done up well
Old 05-09-2014, 10:58 PM
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Originally Posted by HCI2000SS
You do realize that even the top notch really expensive heads are only going to give you maybe 20-30 hp over what you have now right? Assuming your 241's or 243's are done up well
Yea and actually wasn't it you that told me this a while back? Thats why i was hesitant on deciding to do that.

Ill tell yall what i have pics of the port job and ill post them up they are dirty bc the engine was burning a lot of oil. But they have been cleaned since then
Old 05-10-2014, 12:33 AM
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I'm using Advanced Induction CNC ported 243s, love them. Great set of heads and I only have $1600 in them. That's with a set of .650 valve springs and titanium everything.
Old 05-10-2014, 02:01 AM
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here is the best pictures of my heads about the port job.
Attached Thumbnails thinking of going with a bigger cam.-20130116_131156.jpg   thinking of going with a bigger cam.-20130116_131712.jpg  


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