Looks like I'm going to find another way on the i beams,funny you asked i need to find the messurments on that paten you sent me. I have an email from the USPO that I still have not went through,so I may be able to get those messurments I hope. By the way I have desided to sell my 390 CDI V8 long block from my caddi if you know anyone who would a good drag engin.