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Replace stock LS6 heads?

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Old Nov 26, 2005 | 11:23 PM
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gogogadget's Avatar
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Default Replace stock LS6 heads?

I think that I should replace the heads last, but since I haven't seen many cam-only stock LS6 head cars, I thought I would ask for opinions.

I have a 94 Camaro with a stock 6.0L LS2 (the heads are LS6 with solid valves).

It has pacesetter longtubes and dual 3" exhaust for now. I'm using a NW 90mm TB with the stock LS2 intake.

I plan on adding a "small" cam (<230 duration) soon.

Looking at a 205cc AFR head, what are the "normal" gains over an LS6 head?

If I had stock LS1 heads already the choice would be much easier, but the engine came with these heads so I will run them for awhile at least.
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Old Nov 27, 2005 | 11:17 AM
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I gained 28-rwhp/14-rwtq, by just bolting on out of the box AFR 205's.
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Old Nov 27, 2005 | 12:39 PM
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Depends on the money you're willing to dish out.
You sould sell those and get at least $1K for them then put another $1.5K for AFRs
Upgrading yours to stage 2 (2.02, 1.57/1.585) will cost you about the same (with CNC porting)
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Old Nov 27, 2005 | 01:17 PM
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Originally Posted by RPO_Z06
I gained 28-rwhp/14-rwtq, by just bolting on out of the box AFR 205's.
Was this with your current cam, or before that?

Thanks for the reply.
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