1928 Duesenberg Racer Double overhead camshaft, Straight 8 with "Sidewinder" supercharger, plus low intercooler. Began life as a 91 c.i. engine, enlarged to 142 c.i., and is now 168 c.i. Driven to 2nd place at 1929 Indianapolis by Fred Frame. As far as can be determined, this is the last "all out" racing engine by Duisenberg. No. 1011. Briggs Cunningham Automotive Museum, 250 E. Baker St., Costa Mesa. California.