Mick my stock tic toc tack won't work with out a tack adapter. I instead hooked up a Autometer tack and that works. I have been running the MSD dist. And MSD 6AL for years with no problems.

[img]http://www.imgur.com/hxlGUJt.gif[/img]
4-speed
3:54 Dana
13.01 @107.93 with street tires (not hooking up)