This is an uncommon boss kit adaptor as there are very few to fit a 6 hole steering hub
Anti Rattle Slats
Fully Sealed Electronics
2 x Long 4 wire (4 holes) separator piece
collector outlet is 2-1/2”
GM Aluminium Alternator Fan And Pulley Set SBC BBC Chev Olds Pontiac Cadillac This is an uncommon bossFits all GM alternators (Chevy, Pontiac, Buick, Oldsmobile and Cadillac) including stock alternators as well as aftermarket 1 and 3 wire alternators For use on GM engines including 283, 305, 327, 350, 400, 396, 427, 454, 500, 502, 572, 326, 455, 389, 403 as well as V6 engines or motors of US origin. Alternator fan diameter is 5 1 4 and is satin aluminium Pulley diameter is 2 11 16 and is machined from billet aluminium and polished We also have water