How much for the 7530 Al? I was looking at using the 7520 digital box. I will be using a 1050 or the SV1,so maybe the 7 box would be an advantage. My 408 is still on pump gas@10.5:1.

http://www.youtube.com/watch?v=aIxaesJ190U

http://youtu.be/lCZAaN7fFLg