Kenny Duttweiler E15 Total Seal Piston Rings

Kenny Duttweiler, engine builder for the record breaking Speed Demon streamliner driven by George Poteet, discusses the effort that went into the speed run of 470.015 mph at the 72nd annual Speed Week at the Bonneville Salt Flats in August, 2020. Kenny, a legend known for his success with "boosted" engines reveals some of his secrets and gives advice to the next generation of engine builders.