'66 Coronet w 4 wheel drums? Get a 67-69 Coronet 4 wheel drum M/C which'll b dual bowl. EDIT unhook the rear line from the splitter and cap it (the splitter) w a male inverted flare brass fitting from the "Edelman" fitting bin at your parts house and run the front bowl closest to radiator back to the line you unhooked and connect them w a double female inverted flare Edelman brass fitting