Mazda Cosmo Sport 110S engine

Mazda 10A Rotary Engine – Used (Engine No. 0866)

Opportunities to own an authentic early-production Mazda rotary engine are becoming increasingly rare. This Mazda 10A Rotary Engine – Used (Engine No. 0866) represents a significant piece of automotive history and offers enthusiasts, collectors, and restorers the chance to acquire one of Mazda’s pioneering Wankel rotary powerplants.

Originally developed during Mazda’s groundbreaking rotary engine era, the 10A was among the first production rotary engines to establish Mazda’s reputation for innovation and performance. Featuring a compact twin-rotor design with a displacement of 982cc, the 10A delivered impressive power and smoothness that set it apart from conventional piston engines of its time.

Whether you’re restoring a Mazda Cosmo Sport 110S, rebuilding a Mazda R100 Rotary Coupe, completing an RX-2 restoration, or simply adding a rare rotary engine to your collection, this engine offers authenticity, historical significance, and outstanding project potential.

Engine Number 0866 is being offered in used condition and is sold as-is, making it an excellent candidate for restoration, rebuild, preservation, or display purposes.