im not 100% sure but im thinking this might be one of jerry chambers cars. http://oklahomacity.craigslist.org/pts/2853856566.html
Is this the one? http://oklahomacity.craigslist.org/cto/2855485759.html 1970 BUICK GRAND SPORT 455 STAGE ONE MOTOR 15K INVESTED,450 HP, BUCKET SEATS, BBCODE AUTOMATIC TRANS WITH INTERIOR CONSOLE,POWER DISC BRAKES.A/C .TILT STEERING COLUMN. HOOD TACHOMETER. VERY NICE CAR,BUILT BY THE BUICKMAN, MEMBER BUICK CLUB OF AMERICA. 405 286 2869