63VALIANT*KISS Well-Known Member Joined Mar 15, 2009 Messages 1,743 Reaction score 17 Location Eureka,Ca Humboldt May 8, 2011 #1 got a box of 3msd 6al and 1 hei msd and a boost master msd box i wanna know if they work how do i figure out if there gonna actually work without hooking it to a car lmk.
got a box of 3msd 6al and 1 hei msd and a boost master msd box i wanna know if they work how do i figure out if there gonna actually work without hooking it to a car lmk.
S skykeith Well-Known Member Joined Dec 16, 2009 Messages 236 Reaction score 46 May 8, 2011 #2 MSD has some test procedures in the troubleshooting section of their website.