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post #4 of (permalink) Old 02-14-2004, 04:59 PM
dave
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Re: Vortec heads

WARNING!!!!!!!!!!!!!!!
.470 lift is very close to coil bind on stock vortec heads. I've installed vortec heads on a couple differnt engines, and used Crane springs with a cam lift of only .450. The performance of the Vortec head is very good, when the price is considered.
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