VIN 2957 has the ZR-1 package that features the LT5 engine designed by Lotus and built by Mercury Marine. The LT5 is an all aluminum V8 with 4 overhead cams, 32 valves, and 16 injectors. Rated at 375 HP / 370 lb/ft Torque, the ZR-1 has a top speed in excess of 180 mph. Mods to VIN 2957 include porting, elimination of secondaries, chip, and tuning by Haibeck, SW Headers, modified LT4 exhaust, Hurst shifter, '95 wheels, and GS brakes. This was the final ZR-1 of only 124 to be built with RPO-C60 (Manual A/C).