THE SAWED-OFF RIVIERA The Buick Reatta shared much of its mechanical package with the newly downsized 1986-87 Buick Riviera. Although 9.5 inches (241 mm) shorter than the Riviera, the Reatta was still relatively large: 183.5 inches (4,661 mm) on a 98.5-inch (2,502mm) wheelbase. (Curious...
The high-performance Z/28 option package returned for 1970, but Chevrolet abandoned the earlier Z/28’s high-strung 302 cu. in. (4,942 cc) engine in favor of the new 350 cu. in. (5,740 cc) LT-1. The LT-1, shared with the Corvette, was rated at 360 gross horsepower (268 kW)...