Pure Diesel Power lists the 89-02 5.9L Cummins 1 Wire Self-Exciting 160AMP Alternator as a PA Performance charging part for 1989 to 2002 5.9L Cummins applications. Search results tied to the product identify a self exciting, internally regulated one wire alternator for Dodge Ram diesel trucks, including first gen and second gen models. The listing also connects the unit to 24 valve sw... https://puredieselpower.com/89-02-5.9l-cummins-1-wire,-self-exciting-alternator-2227se