This sure sounds like an electrical problem to me as in momentary loss
of electric power to the ignition circuit. Look for bad grounds first.
On Wednesday, December 3, 2003, at 07:10  AM, Automatic digest
processor wrote:

> From:    Todd Last <Rubatoguy@MINDSPRING.COM>
> Subject: Re: Have you ever replace your heads??!!
>
> I'm having this problem in my '88 right now.
> If I watch the tach when this happens, it instantly drops to zero as if
> the power has been cut.
> Usually, but not always, pushing the gas pedal to the floor will cause
> it to "snap out" of the power cut behavior after a few second lag.
>
>