This is a new Delco style 12V negative ground 105 Amp Alternator.
Delco Remy 10SI Replacement with 3 post connection.
Heavy Duty Swing Arm Brush Assembly.
Small wire Connection plug is indexed at 12:00 or in line with threaded mounting ear.
You may need to swap your old pulley for some applications.
Can be used on many makes and models .
Cross reference #s:
103801A1 103801A1R 103802A1 103802A1R 103804A1 103804A1R 1102921 1103174 1105070 130968C91 70270835 70271966 87297246 908221 908221B A46932 A47444 A47623 L102693 SE501386 TY6790 ZAP804A1R