RE: Allison XR7000 wiring and setup on TR6?

["Randall Young" <Ryoung@navcomtech.com>]

> In this case (the Crane/Alyson electronic ignition system) it is
> immaterial.  According to them all Bosch and Lucas coils are internally
> ballasted and therefore do not need any external ballast when used with
> their system.

But that simply isn't true, Joe.  I'm not sure of the exact changeover, but
I know that later TR6 had externally ballasted Lucas coils, as does my 1971
Stag.  And although I don't have one handy at the moment, I have held a "6v"
(ie externally ballasted) Lucas Sports coil in my hand.

Randall