Oval port BBC cast iron heads, Casting number 33678. Ran good when on engine. $100 Pics below Zeppelin 74 Blazer 350/TH350/NP203 6" Susp. lift 35" TSL-SX Kayline Soft-top Attachments: https://talk.classicparts.com/images/attachments/3c51c7b301a8a76b.jpg
