It would seggest that there is some preaty significant difference between them that could effect performance.
I would almost like to see a coil-dyno sheet to pick a good choice.
I don't have the exrta $$ to go buy 3-4 coils just to try out
The MSD HVCII (8253) is the most expensive "msd" piece I see for the 6 series boxes
The article was written for cars but it has good info.
I have a jet boat and am only concerned about ignition performance between 4K-6K RPM
Anybody do any MSD coil recomendations /comparisons on there boat that they can share?