Im looking at purchasing a set of oval port AFR 265 heads for my 454 project. It's an additional $200-$300 for the CNC option. How much more am I going to get out of this 454 with that option versus not having it? Thanks for the input!
Im looking at purchasing a set of oval port AFR 265 heads for my 454 project. It's an additional $200-$300 for the CNC option. How much more am I going to get out of this 454 with that option versus not having it? Thanks for the input!
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