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pro 1 heads vs 243s

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Old Jul 24, 2013 | 12:51 AM
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Default pro 1 heads vs 243s

Im running a 5.7 and with a ls6 intake 224/232 cam and stock manifolds I have 2 sets of heads to choose from a set of dart 2.05 cnc heads and a stock set of 243s which heads do you think will give me the most hp
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Old Jul 24, 2013 | 03:48 AM
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243s are pretty wicked when ported.
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Old Jul 24, 2013 | 07:26 AM
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Hmm...stock 243's or CNC ported aftermarket castings. Tough one.
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Old Jul 24, 2013 | 08:16 AM
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Yea I'd run the aftermarket heads for sure OR sell them and get an $800 port job from AI for the 243s
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Old Jul 24, 2013 | 05:58 PM
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Are these the dart you speak of
https://ls1tech.com/forums/generation-iii-internal-engine/1643767-pics-my-advanced-induction-dart-rhs-223cc-heads-build-thread.html
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