MSD 7530T Aug 30, 2017 17:35:04 GMT -6 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by 548h on Aug 30, 2017 17:35:04 GMT -6 Is this box legal for sportsman racing in NHRA? I looked briefly but have not found a definite answer yet.
MSD 7530T Aug 30, 2017 20:30:53 GMT -6 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by bracketracing on Aug 30, 2017 20:30:53 GMT -6 I'm thinking that's the one I have. its legal the 7531 is not allowed
