Yes, the early HEI's for 250 sixes had an external coil. The distributor cap and the wiring harness is different, but I believe the rest of the distributor is the same. I have converted early HEI's to the "coil-in-cap" type when building distributors for early stovebolts.
Jerry


"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
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