I like MSD 6AL for a few reasons,works great with Mopar distributor,rev limiter,and reliable.Oh and one more,if it ever does fail just send it back to MSD and it will be better than new for around $30.00.
Gus


64 Plymouth Savoy
493 Indy EZ's by Nick at Compu-Flow
5-Speed Richmond faceplate Liberty box
Dana 60