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Old 12-06-2017, 08:23 PM
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Sniper X (375cc ) has gone 1200+hp
https://www.profilerperformance.com/...ree-heads.html

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Just had to add something so I can subscribe to this thread.
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Old 12-06-2017, 08:48 PM
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Originally Posted by SB
Sniper X (375cc ) has gone 1200+hp
https://www.profilerperformance.com/...ree-heads.html

=======================

Just had to add something so I can subscribe to this thread.

im partial to a set of brodix headhunter 383 non MC that I’m going to try. I bought them last year on a sweetheart deal when someone put a deposit and never picked them up.

Kind of wanted to try a set of SR20 heads but you have to draw a line somewhere. Kind of have to plan your entire build around those heads.
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Old 12-06-2017, 08:59 PM
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David Nickens is doing the hole build.
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Old 12-06-2017, 09:33 PM
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Originally Posted by Single cat
David Nickens is doing the hole build.
cool stuff. Top notch!!! $$$ but at least your in good hands. keep us informed along the way. If I were to do over I'd go larger ci and eliminate the SC's on 548's. Boat is to heavy for twin 565 NAs. Good luck with everything and let us know any new thoughts after the show.
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Old 12-06-2017, 09:57 PM
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Originally Posted by Single cat
I see it seems like a lot of people on here are in the process of building or have built bigger CI NA combos. We are in the process as well of building 2 600 ci NA combos for our boat. Just curious of what a lot of guys combos are and what kind of power they made.
what is the bore&stroke combination?
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Old 12-06-2017, 10:10 PM
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It's 4.500 stroke 4.605 bore.
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Old 12-07-2017, 10:36 AM
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I had 383MC brodix 276-284 on 114 with 750 lift 10.1 kinsler injection made 960hp 6800rpm dry sump 6stage standard cam core and 842 lifters.
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Old 12-07-2017, 10:48 AM
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Very nice that's good horse power for sure.
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Old 12-07-2017, 11:46 AM
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Well just got the call from David nickens. We are going to us the dart Pro1 20 451cnc head.Hmm lol
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Old 12-07-2017, 11:53 AM
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Originally Posted by Single cat
Well just got the call from David nickens. We are going to us the dart Pro1 20 451cnc head.Hmm lol
Be carful might hurt the low-end torque a bunch just saying airspeed will be down at low rpm. What boat you putting them in? My apache suffered planning off with the big heads on it.
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