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What aluminum heads would be an upgrade from iron vortecs? Looking for more TQ and HP

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Old 08-30-2015, 05:40 PM
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Default What aluminum heads would be an upgrade from iron vortecs? Looking for more TQ and HP

Looking to buy a set of aluminum heads for my 350 Mag. Will be adding a cam also. What heads make the most power at a reasonable price?
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Old 08-30-2015, 06:23 PM
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edlebrock e tec 170s aluminum heads check jegs or summit
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Old 08-30-2015, 07:28 PM
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What exhaust do you have?

Jeff
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Old 08-30-2015, 07:33 PM
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Originally Posted by hallj
What exhaust do you have?

Jeff
I will be going with EMI Thunder
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Old 08-30-2015, 08:27 PM
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Hard to beat the Vortecs by much when under 400hp.
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Old 08-30-2015, 08:30 PM
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Oh, cost vs power aluminum head and made in the usa, Profiler 180's and then probably Brodix IK180's.

Here's profiler : http://www.profilerperformance.com/r.../sbc-23-degree

You will have to change back to a non Vortec intake though, on both, so add that into the cost.
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Old 08-30-2015, 08:42 PM
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Those profiler heads look like the best bang for the buck american made budget SBC head out there. I would love to hear from somebody who has some real world experience with them. The 355 in my Vette is just screaming for some better heads.
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Old 08-30-2015, 08:51 PM
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AFR 195 is likely a strong performer. Dart would be a solid choice too.
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Old 08-30-2015, 09:07 PM
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Real experience.
Stock (original to boat) Merc '91 260hp mag short block. Schitload of hours.
Brodix IK 180's
Weiand Air Strike
BG 650 vac secondary
Stock tbolt ign with MSD HVC canister coil.
Comp HR 218/224 / GMPP HR lifters
Scorpion 1.6 rockers
Eddie MArine exhaust

20ft boat . Gained 15mph all said and done. 53 and change to 68 and change.

Now over 70 with same motor...but that's another topic.
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Old 08-30-2015, 09:18 PM
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I've been reading on it some and it seems like most people end up going with 170-195 cc intake runners. What are the advantages/disadvantages of going bigger or smaller?
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