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  1. Jimmy Wells

    1994 7.3 going into 1990 F-350- wiring harness questions

    1. Should I keep the old alternator (external voltage regulator) and bring that wiring harness over to new engine so I can just plug in and go or do I want to use the '94 (internal regulator) alternator? 2. If I keep the 94 alternator what's involved in joining the old and new harnesses? I...
  2. Jimmy Wells

    What is this? (1990 F350 7.3)

    It’s mounted on the passenger side fender beside the voltage regulator.

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