The Duncan Aviation DR200R Dual Rotor Aircraft Engine Based on Mazda 12A Rotary is an exceptionally rare aviation powerplant that represents a unique chapter in rotary engine and experimental aircraft history. Built in 1985 and preserved as new old stock, this engine has never been run and has remained in storage since new, making it a remarkable opportunity for aviation enthusiasts, rotary collectors, aircraft builders, and Mazda rotary specialists.
Developed around Mazda’s legendary 12A rotary platform, the DR200R was engineered specifically for aviation applications, combining the compact design and smooth operation of a rotary engine with purpose-built aircraft components. Producing approximately 200 horsepower at 8,100 RPM, this engine delivers impressive power while maintaining a relatively lightweight package.
Whether you’re restoring a period-correct experimental aircraft, seeking a unique collector’s piece, or exploring a custom rotary-powered aviation project, the Duncan Aviation DR200R Dual Rotor Aircraft Engine Based on Mazda 12A Rotary offers unmatched rarity and historical significance.
This engine has been carefully preserved, periodically oiled internally, and remains sealed from storage. It turns freely by hand with even compression pulses, and documentation from Duncan Aviation is included.
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.
If you’re searching for an authentic classic Mazda rotary engine, this Mazda 10A Twin Wankel Rotary Engine – Used, Running Condition is an excellent opportunity to own one of the most iconic rotary powerplants ever produced.
Known for its lightweight design, smooth high-RPM operation, and unique rotary engineering, the Mazda 10A engine played a major role in establishing Mazda’s reputation among automotive enthusiasts worldwide. This particular engine was removed in running condition and remains a desirable option for restorations, vintage Mazda projects, rotary conversions, or collectors seeking a genuine period-correct powerplant.
The engine comes complete as pictured, including major external components such as the carburetor, ignition system, starter motor, and cooling system parts. Mounted on a sturdy metal frame for easier transport and handling, this unit offers a solid foundation for enthusiasts looking to preserve or revive a classic rotary-powered vehicle.
Whether you’re restoring a vintage Mazda RX-series vehicle, building a custom project, or adding a rare rotary engine to your collection, this Mazda 10A Twin Wankel Rotary Engine delivers authenticity and proven rotary heritage.
Mazda 12A Turbo Engine – Like New / Standard Rebuild
Finding a truly exceptional Mazda 12A Turbo Engine has become increasingly difficult. Most surviving examples have accumulated years of wear, questionable rebuild histories, or significant modifications. This particular Mazda 12A Turbo Engine – Like New / Standard Rebuild stands apart from the rest.
Professionally rebuilt to standard specifications and left unported for maximum flexibility, this engine offers an outstanding foundation for restorations, collector vehicles, or future performance builds. The condition of the internal components is remarkable, with rotor housings presenting like new and rotor plates showing virtually no visible wear, grooves, or scoring.
For enthusiasts who appreciate originality, reliability, and quality craftsmanship, this is an opportunity to acquire one of Mazda’s most desirable rotary engines in exceptional condition.
Whether you’re restoring a classic RX-7, building a period-correct turbo rotary project, or seeking a premium engine core for future upgrades, this 12A turbo engine delivers the quality and rarity serious buyers demand.
