When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Would it not be cheaper to have your LS3 forged and buy an aftermarket 3.3 ?
I agree, that's what I would do instead, that or even a Procharger or twin turbos.
Having the Hennesey name behind it might be worth a little extra but certainly not worth that much of a premium.