>Does anybody have any experience with the various electronic ignition
>systems available?
>My biggest problem is that I'm still running on positive ground and so far
>all these necessitate switching over to negative ground.
I have used the Crane Cams "formerly allison XR700" ignition. Works well, installs fairly easily.
Last I checked, the XR700 was available in the positive ground configuration.
Jarrid Gross