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prc ls6 2.5 or TF 220's

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Old 02-19-2012, 01:37 PM
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There have been a couple members on here get over 500rwhp with the PRC 5.3 heads. I have to say I'm surprised by it but I guess it can be done.
Old 02-19-2012, 02:11 PM
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I have a set of PRC LS6 stage 2.5 heads with their 231/236 112 cam 644 intake 63X exhaust and made 474 RWHP and 434 torqe. I also had headers as well. Im selling my heads and cam right now since I stroked my motor to a 406
Heads have 300 miles on them. When I had my LS2 stroked I had the heads completely disassembled and professional put together and tested with no leaks and completely straight. 1450 for heads complete. 250 for cam.
Old 02-19-2012, 03:17 PM
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that PRC LS6 Head is boss.
Old 02-19-2012, 05:07 PM
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Well I my car is street driven. Its not a dyno queen or track car. I have run both and like the TF220s over the 2.5 LS6 heads. Unfortunately I dont have spare time to take videos. Of the two. Trick flow. But with PRC about to launch thier as cast head at a budget price. To consider that one compared to the TF220 instead of the 2.5 head. I personally felt the 2.5 was better suited for a bigger engine.



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