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Tippy Tippy is offline
Chain fence eating turbo
Join Date: Dec 2008
Location: Austin, TX
Posts: 8,656
You are experiencing the same as I am. RPM troughs with sawtooth.

This is why I am going to LS2/truck coils and ditching the Ford EDIS system.

I hope this goes away. Yours is far worse than mine though.
Old 05-08-2016, 02:42 PM
  Pelican Parts Catalog | Tech Articles | Promos & Specials    Reply With Quote #335 (permalink)