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Cam options for 5.3 turbo build

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Old 02-08-2012, 01:12 PM
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Default Cam options for 5.3 turbo build

Hello again. Looks like for now I will be using a stock 5.3 longblock with turbo to try to reach my goal of 600-625rwhp. Wanting to see what the best cam options would be for this setup. I will be street driven alot so not looking for crazy power. Also best bang for the buck on good springs and whatever else it would need. I'm also thinking about the ported/shimmed oil pump for it. Any idea if that's worth it and which brand is best? Car is a 67 camaro with t56 and fab-9 rear with 4.30 gears. Thanks, T.
Old 02-09-2012, 09:33 AM
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I'd look at the 228, keep your lift just under .600" to let your valve springs last longer and around a 116 lsa. A good set of beehive springs and I like and run the Melling high volume high pressure pump I think the part number is 10296....you will want the extra oil it pumps out to keep the engine and turbo well oiled
Old 02-09-2012, 09:44 AM
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I'm in the middle of a turbo 5.3 build right now for my thirdgen. I bought a new LS9 cam from my local Chevy dealer for $110. You'll need an LS2 timing cover with the cam sensor to use the LS9 cam - I got a one used for $50. This cam should produce more power than the LS6 cam for the same price, and the same power as a custom cam for half the price.
Old 02-09-2012, 09:50 AM
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LS9 cam x2 and some 317 heads should do well.
Old 02-09-2012, 09:52 AM
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What are the specs on the ls9 cam?
Old 02-09-2012, 09:57 AM
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211/230 .558/.552 122.5 lsa
Old 02-09-2012, 10:05 AM
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Man that's a hell of a split, but that lsa screams FI
Old 02-09-2012, 10:13 AM
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It has quickly supplanted the LS6 as the off shelf preferred FI cam.
Old 02-12-2012, 12:20 PM
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I'm guessing that cam keeps the mid to lower powerband and very mild idle as its a oem cam? Not sure if I want that smooth of an idle or not. I have gotten a little spoiled to feeling a little vibration thru the car and intimidating sound. But on the other hands it has sleeper quality. In a fully backhalfed first gen with 18inch wide rear tires Im not suprising anybody lol.
Old 02-12-2012, 12:29 PM
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I pm'd and emailed Pat-G and others but nobody seems interested in responding.
Old 02-12-2012, 11:13 PM
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Originally Posted by Marc 85Z28
I'm in the middle of a turbo 5.3 build right now for my thirdgen. I bought a new LS9 cam from my local Chevy dealer for $110. You'll need an LS2 timing cover with the cam sensor to use the LS9 cam - I got a one used for $50. This cam should produce more power than the LS6 cam for the same price, and the same power as a custom cam for half the price.
Was that a friend/hook up price of $110 for the LS9 cam? Seems crazy to get almost anything from a dealer that cheap. If I can get one that cheap I would say that is cheap HP. Thanks. T.
Old 02-13-2012, 08:45 AM
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Originally Posted by 88silvergt
Was that a friend/hook up price of $110 for the LS9 cam? Seems crazy to get almost anything from a dealer that cheap. If I can get one that cheap I would say that is cheap HP. Thanks. T.
That was with a small discount. He said counter price was $125. PN 12638427 The price is only a small part of it's appeal! Even Summit Racing has them for $150.

Edit: You may want to rethink that 4.30 gearset with the turbo setup!

Last edited by Marc 85Z28; 02-13-2012 at 08:54 AM.
Old 02-13-2012, 01:36 PM
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I'm running a 29 inch tall rear tire so it's basically going to be like a 4.10 with 26in tires.
Old 02-14-2012, 10:14 AM
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Wrong gears
Old 02-14-2012, 10:19 AM
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Even with the 29" tire that 4.30 will probably be too much. You may want to consider going to a 3.70
Old 02-15-2012, 04:48 AM
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Originally Posted by mark21742
Man that's a hell of a split, but that lsa screams FI
Why do yo keep preaching that wide LSAs are the way to go for FI?
Old 02-15-2012, 07:59 AM
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Originally Posted by PREDATOR-Z
Why do yo keep preaching that wide LSAs are the way to go for FI?
It's good enough for both GM and Lingenfelter.
Old 02-15-2012, 09:54 AM
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Originally Posted by PREDATOR-Z
Why do yo keep preaching that wide LSAs are the way to go for FI?
Broader wider and less peaky power band

Last edited by mark21742; 02-15-2012 at 09:56 AM. Reason: bad auto correct
Old 02-15-2012, 09:57 AM
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***** phukin RV cam!!!!
Old 02-17-2012, 07:27 AM
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Originally Posted by mark21742
Broader wider and less peaky power band
Not correct and you'll be leaving lots of power due to lack of overlap.


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