1990 Callaway SuperNatural 475 Chevrolet Corvette ZR-1

7-liter LT5 V8. Shifting is through a six-speed manual transmission, and the car is finished in black over a black leather interior. Additional features include a removable roof panel, automatic climate control, power-adjustable seats, a Bose stereo, and a LoJack anti-theft system. Braking is handled by power-assisted discs at all four corners. The 17� factory wheels and a set of unmounted Michelin Pilot Sport tires will accompany the vehicle. The cabin is trimmed in black leather with a matching dashboard, door panels, and carpets. Amenities include six-way power adjustable sport seats with embossed Corvette branding, automatic climate control, a Delco Bose stereo with CD and cassette players, and power windows and mirrors. A leather-wrapped steering wheel fronts a digital speedometer, an 8k-rpm tachometer, and gauges for oil pressure, oil temperature, coolant temperature, and voltage. The 5. 7-liter LT5 32-valve V8 was modified by Callaway Cars with a SuperNatural 475 package, which refers to a naturally-aspirated engine producing at least 475 hp.