Replacing conventional stuff with MSD, the engine always sounds better as soon as you start it, At least to me.

I'm afraid, like every other victim of PE firms, MSD has suffered from cost cutting and production being sent overseas. Still probably some of the best stuff out there,

Daytona Sensors ignitions is getting some love from those who have swapped over. 100% USA made. May try them at some point.


If the results don't match the theory, change the theory.