WCCH stage-2 CNC ported LS7 heads
 

These are oem LS7 heads that have had the WCCH stage-2 treatment ($1754 service +tax/shipping). It's their stage-2 port work with new guides and stainless exhaust valves, stock titanium intake valves. They have also been milled to 56cc chambers which should put a stock bottom end to 13.5:1 ish compression. Heads have only 4000miles at most since all the work. Car made 610rwhp with supporting mods on the stock bottom end with these. Does not come with rockers or valve springs.
$1300 obo (+shipping & paypal fees)

What fuel and head gaskets were you running and what material are the guides

E85 Fuel
GM LS7 head gaskets
Bronze guides installed by WCCH

I wish these would fit my build great price good luck with sale

Thank you sir 👍