The MSD coil is about the same as any other coil. Maybe a little hotter spark (higher voltage), but essentially the same. The multi spark stuff requires that you use the full MSD ignition system. They make an add-on that will work with the factory ignition IIRC. Full details are on their web site. Mark N VIN 6820 At 09:00 AM 6/29/00 -0400, you wrote: >So this is more that just a replacement coil? There are some brains in >this thing? > >Any more detail on how the coil for the DMC application works? > > >Bob Brandys wrote: ><SNIP> >> Why is the MSD better than stock, because it fires the spark plug 4 times in a >> row.