none of the '67 Mopar B-body tires are available in reproduction - the whitewall on the '67 WSW tire was 1/2" or 5/8". the closest available reproduction would be the 1968 SPEEDWAY WSW, but its whitewall is < 3/8"

here's the best 7.75-14 WSW pic I could find - on a 383 1967 Charger