You are bidding on a nice restamped GM alternator that will be stamped casting # 1100837 dated  at bidders request date code August 25th 1968 through June 3rd 1970.  This alternator comes completely rebuilt ready to install & has the deep groove pulley used with the 1/2" belt system. This casting was used on the 1969 1970 1100837 Z28 & SS Camaro, Chevelle with 302, L78 396 / 375, 427 engine. High bidder to pay 15.00 shipping.