The Bel Air was given a facelift in 1963. Its overall length increased to . Replacing the older 235 cubic-inch six-cylinder engine as standard equipment was a new 230 cubic-inch six-cylinder of more modern design with a 140-horsepower rating that was based on the 194 cubic-inch six introduced on the compact Chevy II Nova the previous year. The base V8 remained the 283 CID, which was upgraded to produce . The 409 CID V8 was now offered in 340, 400 and versions, while the small block 327 V8 continued with options of 250 and 300 horsepower. The Bel Air continued to be Chevrolet's middle range, but it now consisted of only two car models- the 2-door sedan and the 4-door sedan. 6 and 9-passenger Bel Air station wagons were again offered.