ZZ 4 Small block motor with Nitrous 700 R4 Transmission Beautiful paint job with ghost flames 1957 CHEVY BEL AIR 2 DRÂ This is a beautiful 1957 Chevy Bel Air that is ready for cruising or racing! It has a 700 R4 transmission and is powered by a ZZ 4 small block motor with nitrous giving it 425 HP for super speed. Motor amp; transmission have less than 1000 miles on the new motor and transmission. It has both front amp; rear disk brakes, full roll cage (but never raced) 9" Ford rear end with 411 gears, vintage A/C that works great, black leather interior, beautiful black paint job with purple ghost flames. Way too much stuff to list, but the car was on the cover of Super Rod Magazine! Have all receipts for build. All ready to show, race or just drive around on a Sunday afternoon!