vintage rotary engine

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  • 1984 Mazda 12A Rotary Engine

    1984 Mazda 12A Rotary Engine – Good Compression Running RX-7 FB Engine for Sale

    $1,500.00

    Finding a genuine running Mazda 12A rotary engine has become increasingly difficult as classic RX-7s continue to gain popularity among collectors, restorers, and rotary enthusiasts. This 1984 Mazda 12A Rotary Engine – Good Compression | Running presents an excellent opportunity to acquire a complete, running rotary engine with good compression, making it an ideal candidate for restoration projects, engine replacements, custom builds, or vintage Mazda preservation.

    Originally found in the iconic first-generation Mazda RX-7 (FB), the 12A rotary engine helped establish Mazda’s reputation for innovative engineering, lightweight performance, and high-revving excitement. Decades later, the 12A remains one of the most beloved rotary engines ever produced.

    This engine was running prior to removal and has demonstrated good compression, two of the most important factors buyers look for when evaluating a used rotary engine. Whether you’re restoring a classic RX-7 to factory specifications or searching for a solid foundation for a rotary project, this engine offers genuine Mazda rotary heritage and proven functionality.

    Sold exactly as shown in the photographs, this engine provides an authentic opportunity to own one of Mazda’s most recog

  • Mazda 10A Rotary Engine

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

    $800.00

    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.