SGP93GSX the vortec heads didn't come out until 96 so there really wouldn't be any benefit to swappin the heads over the 90 model heads weren't that great.
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SGP93GSX the vortec heads didn't come out until 96 so there really wouldn't be any benefit to swappin the heads over the 90 model heads weren't that great.
What? Really?Quote:
Originally Posted by 1994silverado
Just buy a complete GM HP crate engine. You'll have a proven performance package with no issues.