Stud mount I believe. They are still making the stainless steel roller rockers. I had them ship the The rest of it to start looking at it. I now see what you mean about the cam. I think I can get a cam made to get around that? I'll take some pics today and show some other hurdles. I took a picture of the 2 heads together to show the valves but apparently I have forgotten how to post them. Sometimes you just have to walk away.
