Hello everyone. Just put a new small block with 100 amp. Int reg. Alternator. Also a new engine harness and forward lamp harness for a 65 with hei and int reg. Tried to hook up the alternator. The alternator is for one wire . There is four prongs in the alternator. The pigtail at the end of the new harness has two prongs will not fit . Is there an adapter that i can get to solve this problem. Thanks mitch.