Thread: 4.3 vs 4.3 vortec
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Old 10-25-2007, 11:21 AM
jeddi20 jeddi20 is offline
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Re: 4.3 vs 4.3 vortec
from the best of my knowledge, vortec is a head design. everything else in the engine is the same, but the heads are designed to allow a swirling of the air in a mini tornado type fashion.
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