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$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
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$1,500.00
Mazda 10A Twin Wankel Rotary Engine – Used, Running Condition
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.
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$2,000.00
The Mazda 13B Generator Short Block – S5 T2 Components is a rare rotary engine assembly originally imported into the United States during the early 1990s for industrial stationary generator applications. Unlike conventional automotive rotary engines, this unique powerplant was designed for propane-fueled operation and long-term reliability under continuous-duty conditions.
Built using a specialized combination of genuine Mazda second-generation rotary components, this short block offers a unique opportunity for rotary enthusiasts, engine builders, restorers, and performance tuners seeking hard-to-find OEM parts. Featuring desirable S5 Turbo II end plates, S5 rotor housings, 13BT eccentric shaft, and factory one-piece apex seals, this engine provides an exceptional foundation for a custom turbocharged build or specialized rotary project.
Stored in a climate-controlled workshop environment, the engine spins freely and demonstrates strong compression, making it a highly attractive candidate for performance applications, rebuilds, or parts harvesting.
Whether you’re building a street-driven RX-7, a dedicated race car, a custom rotary swap project, or simply collecting rare Mazda rotary components, this discontinued generator engine represents a unique opportunity to secure genuine OEM hardware that is becoming increasingly difficult to source.