The complete conversion kit is $15,950. We also have a limited supply of spare parts available.

Jul 6, 2020 · Perhaps one of the most famous proponents of the Ardun was Alex Xydias’ SO-CAL Speed Shop Coupe that raced Bonneville and the drags with a front-blown Ardun. As Zora had hoped, the …

Jan 1, 2023 · When we refer to an Ardun engine, we mean an Ardun kit fitted to a Ford or Mercury flathead V8 engine.

Oct 20, 2025 · Developed in the late 1940s by brothers Zora and Yura Arkus-Duntov – Belgian-born engineers of Russian heritage based out of New York – the Ardun (a contraction of “Arkus-Duntov”) …

Jul 28, 2023 · They formed Ardun – a company named after an amalgamation of their last name – and developed their own overhead valve kit for the flathead. In 1945 they even approached Ford Motor …

The Ardun (an acronym for ARkus-DUNtov) was too wide for passenger car installation and they were now in trouble before the new castings had barely cooled.

Dec 29, 2025 · The Ardun solution converted the engine to a hemispherical combustion chamber with overhead valves, placing the valvetrain directly above the cylinders and improving efficiency and …

Mar 8, 2025 · The ARDUN heads represent a groundbreaking overhead valve (OHV) conversion for the Ford flathead V8 engine, addressing critical performance limitations.

Sep 28, 2023 · Using a set of Ardun overhead valve-conversion cylinder heads and a ProCharger centrifugal supercharger, this engine has been in development for over two years, and its owner, …

Before we get to the tech, some history: Ardun is a contraction of Arkus-Duntov, a name well known among the Chevy faithful, especially Corvette owners. Before he joined General Motors, Zora Arkus …