Coke-bottle-restyled ’68 PONTIAC RAM AIR GTO: THE GREAT ONE, plus Royal Pontiac Bobcat editions, enhanced the GTO’s youth-market performance appeal. Pontiac’s GTO created and dominated the Supercar marketplace in 1964 and, in 1968, was downsized and restyled. GM’s successful Supercar formula that started it all showcased a 115-inch wheelbase, two-door coupes with large displacement engines, and unique trim and badging. Downsizing reduced the wheelbase to a sportier, more appealing 112 inches. W...