I built the LT1 yes, It is a 355 with ARP studed mains . Eagle H I beams with Forged 2cc Flat tops, total seal file fit plasma ring and has been decked. The heads are 56cc Stock casting with alot of runner and bowl work by Lloyd Elliot out of RedOak, TX. (also 2.02/ 1.59s)
Comp 234/242 on...