At 12:33 AM 4/13/2011, Jonathan Poole wrote:
>-the tach doesn't drop or jump erratically when the engine cuts out which
>may contradict my suspicion of the pertronix unit?  The tach is out of a '91
>Vanagon and wired up in typical fashion off of the coil.

Been scratching my head - to me this says that at least you're not
getting a hard fail of the primary circuit at that rpm, there's
enough of a pulse to trigger the tach.

Yrs,
d