The JDM Mazda 20B 3-Rotor Engine with Rear Diff & Subframe – Complete JDM Package is one of the most sought-after rotary engine packages available to enthusiasts, collectors, and performance builders worldwide. Removed from a genuine Japanese-market Mazda Eunos Cosmo and imported directly from Japan, this complete drivetrain package offers an incredible opportunity to own one of Mazda’s most legendary powerplants.
Powered by the iconic 20B triple-rotor engine, this package includes far more than just the engine itself. Included are the OEM automatic transmission, rear differential, and complete rear subframe assembly, making it an ideal foundation for ambitious engine swaps, restoration projects, race builds, or high-horsepower street cars.
The Mazda 20B is widely regarded as the pinnacle of factory rotary engine development. Known for its smooth power delivery, incredible sound, and immense horsepower potential, the 20B remains one of the rarest and most desirable rotary engines ever produced.
The JDM Mazda Cosmo 13B-RE Twin Turbo Engine + ECU is one of the most sought-after rotary powerplants ever produced by Mazda. Originally sourced from the luxurious Mazda Cosmo JC Series, this engine represents the peak of Mazda’s twin-turbo rotary engineering—delivering smooth power delivery, high-revving performance, and iconic JDM character.
Built around the legendary 13B rotary platform, the JDM Mazda Cosmo 13B-RE Twin Turbo Engine + ECU is especially popular among RX-7 FD enthusiasts, rotary builders, and performance tuners looking for a rare, factory twin-turbo setup. Whether you’re completing a swap, restoring a JDM project, or upgrading for performance, this engine delivers a unique blend of originality and power potential.
Unlike standard rotary engines, the Cosmo 13B-RE features a sequential twin turbo system that enhances drivability while maintaining the raw, high-revving nature rotary engines are known for.
If you’re searching for an authentic rotary powertrain for your Mazda RX-7 project, this JDM Mazda RX-7 FC 13B Rotary 1.3L Engine + 5-Speed Manual Transmission package is an excellent opportunity. Removed from a Japanese-market RX-7 FC, this complete drivetrain package offers enthusiasts, restorers, and performance builders access to one of Mazda’s most iconic rotary engine platforms.
The legendary 13B rotary engine is known for its lightweight design, smooth high-revving characteristics, and endless performance potential. Whether you’re restoring an FC3S RX-7, replacing a worn-out powertrain, or planning a unique rotary engine conversion, this package provides a solid foundation for your next build.
Featuring a genuine JDM 13B rotary engine paired with a matching 5-speed manual transmission, this setup delivers the authentic driving experience rotary enthusiasts appreciate. It’s a highly sought-after combination among Mazda collectors, rotary tuners, and motorsport builders worldwide.
Hand Picked and Imported Directly from a running and driving vehicle in Japan with 50-60k miles.
Item is inspected and has average minor wear.
Restore or upgrade your build with this JDM Mazda RX-7 FC 13B turbo rotary engine paired with an automatic transmission, a sought-after setup for smooth performance and classic rotary power. Sourced directly from Japan, this FC-generation 13B turbo engine is known for its strong mid-range power, reliability, and excellent tuning potential.
The JDM Mazda RX7 FC 13B Turbo Engineis a legendary rotary powerplant that helped establish the RX-7 as one of the most respected Japanese sports cars ever produced. Imported directly from Japan, this genuine 13B turbo engine offers the perfect combination of lightweight design, responsive turbocharged performance, and the unmistakable driving experience that rotary enthusiasts love.
Whether you’re restoring a classic RX-7 FC3S, replacing a tired engine, or building a custom rotary project, the JDM Mazda RX7 FC 13B Turbo Engine delivers the authenticity and performance that serious enthusiasts demand.
Known for its compact size, impressive power-to-weight ratio, and exceptional tuning potential, the 13B turbo remains one of the most sought-after rotary engines in the performance world. From street builds to track cars, this engine provides an excellent foundation for a wide range of applications.
The JDM Mazda RX7 FD 13B REW Twin Turbo Engine with 5 Speed Transmission is one of the most desirable rotary engine packages ever produced by Mazda. Designed specifically for the legendary RX-7 FD3S platform, the 13B-REW became the world’s first mass-produced sequential twin-turbocharged rotary engine and remains a benchmark for lightweight performance, high-revving power delivery, and tuning potential.
This complete JDM drivetrain package includes the sought-after 13B REW twin turbo rotary engine paired with a 5-speed manual transmission, making it an ideal solution for RX-7 restorations, replacement engine projects, custom builds, and performance-focused rotary swaps.
With approximately 55,000 kilometers on the engine and an extensive list of included components, this package provides enthusiasts with a convenient, ready-to-install solution that eliminates the hassle of sourcing multiple parts separately.
Whether you’re restoring an FD RX-7 to factory specifications or building a high-performance rotary project, this engine package offers an outstanding foundation for your next build.
The Mazda 12A Peripheral Port (P-Port) – Fuel Injected is a serious rotary engine built for enthusiasts who demand maximum airflow, aggressive power delivery, and the unmistakable sound that only a peripheral port rotary can produce. Combining Mazda’s legendary 12A rotary platform with a professionally executed peripheral port configuration and fuel injection system, this engine delivers exceptional throttle response, high-RPM capability, and modern drivability.
Whether you’re restoring a classic RX-7, building a dedicated track machine, or creating a custom rotary-powered project, this setup offers the perfect balance between old-school rotary character and improved fuel delivery technology. The fuel-injected design enhances reliability and tunability while preserving the raw performance that peripheral port engines are known for.
Built for enthusiasts who appreciate authentic rotary engineering, the Mazda 12A Peripheral Port (P-Port) – Fuel Injected engine is a standout choice for anyone seeking a unique and powerful rotary package.
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.
The Mazda 13B 1/2 Studded Streetport Engine – Fresh Build is a performance-focused rotary engine designed for enthusiasts seeking a strong, reliable foundation for street, track, or custom swap applications. Freshly assembled using a genuine Mazda 13B rotary platform, this build combines proven reliability upgrades with performance-enhancing modifications that improve airflow, power potential, and durability.
Featuring a professionally prepared streetport configuration and upgraded 1/2-inch stud hardware, this engine offers the ideal balance between daily drivability and serious performance capability. Whether you’re restoring a classic Mazda RX-7, upgrading an RX-8 project, or building a custom rotary-powered vehicle, this engine provides a versatile platform capable of supporting naturally aspirated or turbocharged performance goals.
For rotary enthusiasts who understand the importance of a properly built engine, the Mazda 13B 1/2 Studded Streetport Engine – Fresh Build delivers confidence, performance, and long-term reliability.
If you’re searching for the perfect balance between street drivability, responsive power delivery, and the unmistakable sound of a performance rotary engine, the Mazda 13B 6-Port Street Port / Half Bridge Rotary Engine Build delivers exactly that.
Freshly built and designed for enthusiasts who appreciate naturally aspirated rotary performance, this engine combines a carefully executed street port with a half-bridge modification to maximize airflow while preserving reliability for real-world driving. The result is an engine that pulls hard through the mid-range, continues to build power at higher RPM, and produces the aggressive rotary exhaust note that enthusiasts seek.
Whether you’re restoring an RX-7, upgrading an RX-8, or building a custom rotary-powered project, this freshly assembled 13B offers an outstanding foundation for a responsive and enjoyable driving experience.
Unlike many turbo-focused rotary builds, this all-motor configuration emphasizes throttle response, linear power delivery, and the unique characteristics that made Mazda rotary engines legendary among performance enthusiasts worldwide.
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.
For rotary enthusiasts who demand maximum naturally aspirated performance and one of the most iconic sounds in motorsports, the Mazda 13B Peripheral Port Rotary Engine – Performance Build delivers a driving experience unlike anything else on the road.
This freshly built performance-oriented 13B rotary engine features a full peripheral port (PPort) configuration, a setup widely regarded as the ultimate naturally aspirated rotary modification. Designed to maximize airflow and unlock the true high-RPM potential of Mazda’s legendary twin-rotor engine, this build offers exceptional top-end power, razor-sharp throttle response, and the unmistakable race-inspired rotary exhaust note that enthusiasts worldwide recognize instantly.
Whether you’re building a dedicated track car, a weekend street machine, a competition drift vehicle, or a custom rotary-powered project, this engine provides an incredible foundation for serious performance.
Built specifically for drivers who appreciate the unique character of rotary power, the Mazda 13B Peripheral Port Rotary Engine – Performance Build combines motorsport-inspired engineering with the timeless appeal of Mazda’s legendary rotary platform.
For rotary enthusiasts seeking a powerful, professionally assembled engine ready for serious street or track performance, the Mazda 13B T2 Street Port Rotary Engine – Fresh Build delivers an outstanding combination of strength, reliability, and tuning potential.
This freshly built 13B rotary engine has been assembled in-house and features a carefully executed T2 street port configuration designed to improve airflow while maintaining excellent drivability. To further enhance durability, the engine has been dowel pinned, a proven modification that helps maintain alignment under high cylinder pressures and demanding operating conditions.
Whether you’re building a high-horsepower Mazda RX-7, upgrading an RX-8 project, or creating a custom rotary-powered vehicle, this fresh build provides an ideal foundation. Built with performance in mind and designed to support boosted applications, it offers the perfect balance between street manners and aggressive power capability.
Ready for installation and built to handle serious horsepower, this engine is an excellent choice for enthusiasts who want a professionally prepared rotary engine without the wait and uncertainty of starting from scratch.
If you’re searching for a genuine rotary engine with proven performance and excellent potential, this Mazda 13B Rotary Engine – 1994 RX-7 is an outstanding opportunity for RX-7 owners, restorers, and rotary enthusiasts alike.
Removed from a 1994 USDM Mazda RX-7 FD3S, this 13B rotary engine has demonstrated healthy compression and strong running condition. Whether you’re replacing a tired engine, planning a fresh rebuild, or building a high-performance street or track car, this engine provides a solid foundation for your next project.
The Mazda 13B remains one of the most iconic rotary engines ever produced. Known for its compact design, smooth power delivery, lightweight construction, and impressive tuning potential, it continues to be one of the most sought-after engines in the rotary community.
With good compression test results available and palletized shipping options, this engine is ready to become the centerpiece of your next build.
If you’re searching for a proven rotary platform with enhanced airflow, stronger throttle response, and excellent tuning potential, this Mazda 13B Rotary Engine – Street Ported Build is an outstanding choice.
Originally built through a school engine program and carefully freshened for its next chapter, this engine features professionally cleaned and refined street ports designed to improve airflow while maintaining excellent drivability. Whether you’re building a street-driven Mazda RX-7, upgrading an RX-8 project, or planning a custom rotary swap, this 13B offers a solid foundation for naturally aspirated or turbocharged performance.
The Mazda 13B remains one of the most respected rotary engines ever produced. Its lightweight design, smooth high-RPM operation, and unmatched character have made it a favorite among rotary enthusiasts worldwide. This street-ported version takes those legendary characteristics a step further by optimizing airflow for improved power delivery and responsiveness.
Freshened and ready for installation, this engine offers enthusiasts a dependable starting point for a wide variety of rotary-powered builds.
The Mazda 13B Street Port Engine – Dowel Pinned & Ported is an excellent choice for rotary enthusiasts seeking a proven combination of reliability, drivability, and performance. Built from a genuine Mazda 13B platform, this engine has been professionally street ported to improve airflow and power delivery while incorporating dowel pin reinforcement for added strength and long-term durability.
Whether you’re restoring a classic RX-7, upgrading an RX-8, or building a custom rotary-powered project, this engine provides a strong foundation for naturally aspirated performance or future turbocharged applications.
The 13B rotary engine has earned legendary status among performance enthusiasts for its lightweight design, smooth power delivery, and ability to rev freely. This upgraded version takes those qualities further with carefully executed modifications designed to maximize airflow while maintaining excellent street manners.
For enthusiasts looking for a dependable rotary engine that delivers the unmistakable rotary driving experience, the Mazda 13B Street Port Engine – Dowel Pinned & Ported offers an ideal balance of performance and reliability.
