1953 corvette approximately 225 are known to exist today. Polo White with a red interior and a black canvas top. 'Blue Flame' six cylinder engine has a more radical camshaft rubbing on solid lifters, dual valve springs, and a higher compression ratio cylinder head (8.0:1; previous was 7.5:1) all contributed to the effort. The largest gain was achieved via an upgrade to the induction system. Three Carter type YH sidedraft carburetors featuring 'bullet' air cleaners with an aluminum manifold were