Offenhauser

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Offy
Offenhauser Racing Engines

Logo
Industry	Automotive
Founded	1933
Founder	Fred H. Offenhauser
Products	Racing engines

The Offenhauser Racing Engine, or Offy, is a racing engine design that dominated American open wheel racing for more than 50 years and is still popular among vintage sprint and midget car racers.^[1][2][3]