the last of its full-size, body-on-frame, rear-drive passenger cars at its Arlington, Texas, plant in 1996, some 27 years ago, but interest in these long-discontinued vehicles endures. Used by families, retirees, law enforcement agencies, and taxi fleets, the final version of General Motors’ B-body ran its course from 1991 to 1996, with over 200,000 produced under the Buick Roadmaster banner. (Chevy had the Caprice and Impala SS; Oldsmobile the Vista Cruiser wagon; and Cadillac had the Fleetwood D-body, a lengthened B-body with a 6-inch-longer wheelbase.) Most of the GM B-bodies had no high-performance inclination until Chevy got the great idea of dropping the C4 Corvette’s LT1 V8 into the Caprice to create
