Wanted – 1946-1947-1948 Buick Convertible top Control Valve. Black Bakelite rotating cap with a metal valve body. It's Located under dashboard with a rod and push-pull knob to raise or lower top. Don’t need the rod. Same valve used on '40's Chevy, Olds, Cad, Ford, Merc, others. Or any info on repro unit? Pete (413) 426-3729, peterb1933@aol.com