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How Much Hp Does Vortec Heads Add? [Solved]
Most of these small block Chevy heads offer a power increase of around 40 hp, and even the iron Vortec heads were worth 20 hp over stock. The two best small block Chevy heads in terms of peak horsepower were worth more than 60 hp.12 Jul 2012
Chevy Vortec Heads
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Speed Secrets: Making Easy 350 SBC Power with Vortec Heads!
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HOW TO MAKE CHEAP, JUNKYARD, VORTEC SBC POWER. JUNKYARD VORTEC HEADS-400-HP 350 CHEVY MODS.
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