If you’re looking for a rotary engine that delivers the perfect balance of performance, drivability, and reliability, this Another 6-Port Street Port 13B Rotary Build, Freshly Put Together and Ready for Action is an excellent choice.
Built with enthusiasts in mind, this freshly assembled 13B combines the proven reliability of the 6-port design with the added airflow and performance benefits of a professionally executed street port. The result is an engine that offers a noticeable increase in power, crisp throttle response, and the unmistakable rotary sound that Mazda enthusiasts love.
Whether you’re restoring an RX-7, building a weekend street machine, completing a custom swap, or upgrading your current rotary setup, this engine provides a solid foundation for a fun and dependable performance build.
If you’re searching for a rotary engine that combines proven reliability with serious performance potential, this 13B 6-Port Turbo Bridge Port Rotary Engine – Fresh Rebuild is an outstanding choice. Professionally assembled and built with performance enthusiasts in mind, this engine offers the aggressive characteristics that rotary fans love while maintaining the drivability needed for street and weekend performance applications.
Featuring a desirable turbo bridge port configuration, this freshly rebuilt Mazda 13B engine delivers increased airflow, enhanced power potential, and the unmistakable bridge port exhaust note that has become legendary within the rotary community.
Whether you’re building an FC RX-7, FD RX-7, custom Mazda swap, drift car, street machine, or track-focused project, this engine provides a solid foundation for achieving your performance goals.
Priced at just $2,300 USD / $3,250 AUD, this is an excellent opportunity to secure a freshly rebuilt performance rotary engine ready for installation.
The 13B 6-Port Turbo Motor – Streetported & Dowel Pinned is a professionally assembled rotary engine built for enthusiasts who demand reliable performance and future power potential. Combining Mazda’s proven 13B rotary platform with street porting and dowel pin reinforcement, this engine offers the ideal balance of drivability, responsiveness, and durability for both street and performance applications.
Whether you’re building a turbocharged Mazda RX-7, upgrading an RX-8 swap project, or replacing a worn engine with a stronger foundation, this setup is designed to handle the demands of spirited driving and increased boost levels.
The legendary 13B rotary engine has long been celebrated for its compact design, lightweight construction, and exceptional RPM capability. This upgraded build takes those strengths even further, delivering improved airflow, stronger component stability, and the flexibility needed for a wide range of performance goals.
If you’re searching for a rotary engine that combines proven modifications with a fresh assembly and strong upgrade potential, the 13B 6-Port Turbo Motor – Streetported & Dowel Pinned deserves serious consideration.
The 13B Cosmo Rotary Engine – In-House Built is a professionally assembled performance rotary engine designed for enthusiasts who demand serious power, reliability, and precision engineering. Built using proven rotary performance techniques, this engine combines upgraded internal components with meticulous balancing to create a package capable of handling spirited street driving, track use, and high-horsepower applications.
Unlike a standard stock rotary engine, this build incorporates several performance-focused modifications, including doweled housings, half-bridge porting, lightened rotors, and a fully balanced rotating assembly. These enhancements work together to improve airflow, increase responsiveness, and support higher RPM operation while maintaining the durability expected from a properly engineered rotary build.
Whether you’re planning a Mazda Cosmo restoration, RX-7 conversion, dedicated track car, or custom rotary-powered project, the 13B Cosmo Rotary Engine – In-House Built offers a strong foundation for achieving impressive performance without sacrificing drivability.
Built by rotary enthusiasts for rotary enthusiasts, this engine delivers the character, sound, and performance that have made Mazda rotary engines legendary worldwide.
If you’re searching for a serious rotary engine build that combines reliability, power potential, and proven performance, this 13B Semi PP Dowel Pinned Turbo Build Ready to Go deserves your attention. Built specifically for enthusiasts who demand a strong foundation for high-boost applications, this engine combines a semi-peripheral port design with dowel-pinned reinforcement to create a package capable of handling aggressive street driving, drag racing, and track use.
Whether you’re upgrading an RX-7, building a dedicated rotary project, or replacing a tired engine, this turbo-ready 13B offers the performance characteristics rotary enthusiasts love. Featuring solid compression and a clean build, it provides an excellent platform for those looking to enjoy the unique power delivery and high-RPM capability that Mazda rotary engines are famous for.
Designed with durability and performance in mind, this setup is ready to become the centerpiece of your next rotary-powered project.
If you’re searching for a serious rotary engine built to handle aggressive power goals, the 13B Turbo II Performance Build – Dowel Pinned & Bridgeported delivers the airflow, durability, and performance foundation enthusiasts demand. Based on the legendary Mazda 13B Turbo II platform found in the FC RX-7, this professionally prepared engine has been upgraded with performance-focused modifications designed to maximize horsepower potential while maintaining reliability under demanding conditions.
Featuring dowel-pinned irons, a fully bridgeported intake configuration, and semi-peripheral port enhancements, this engine is engineered for enthusiasts seeking exceptional top-end performance, aggressive throttle response, and a proven platform for high-boost turbocharged applications.
Whether you’re building a dedicated drag car, a competitive street machine, or a custom rotary-powered project, this engine provides a strong foundation capable of supporting serious performance goals.
The 13B Turbo II Streetported & Dowel-Pinned Engine is a proven performance upgrade for rotary enthusiasts seeking the perfect balance between street manners, reliability, and serious turbocharged power potential. Built around Mazda’s legendary 13B Turbo II platform, this engine features two of the most desirable modifications in the rotary world: professional streetporting and dowel pin reinforcement.
Designed for enthusiasts who want faster spool-up, improved airflow, stronger top-end performance, and enhanced engine integrity under boost, this engine provides an outstanding foundation for both street-driven and track-focused builds.
Whether you’re restoring an FC RX-7 Turbo II, building a custom rotary project, upgrading an existing setup, or preparing for future power goals, this engine delivers the performance characteristics that have made the 13B Turbo II one of the most respected rotary powerplants ever produced.
The combination of streetporting and dowel-pinning creates a highly desirable package that improves airflow while helping maintain engine stability under demanding conditions. The result is a rotary engine that retains excellent drivability while offering significantly increased performance potential.
If you’re searching for an authentic first-generation FC3S rotary engine for your restoration, replacement, or custom project, this FOR SALE – 1986–1988 Mazda RX-7 FC3S 13B NA Rotary Engine (Manual) offers an excellent opportunity to secure a genuine Mazda powerplant from one of the most iconic Japanese sports cars ever produced.
Removed from a manual transmission Mazda RX-7 FC3S, this naturally aspirated 13B rotary engine represents the pure rotary driving experience that made Mazda famous worldwide. Known for its lightweight design, smooth revving characteristics, and unique Wankel rotary architecture, the 13B NA remains a favorite among rotary enthusiasts, restorers, and engine builders.
Whether you’re restoring a classic FC RX-7 to factory specifications, replacing a worn engine, or looking for a solid foundation for a rotary rebuild, this complete long block provides the perfect starting point.
Priced at $1,300, this engine offers exceptional value for enthusiasts looking to keep a classic RX-7 on the road or build a reliable naturally aspirated rotary project.
If you’re searching for an authentic 1988-1991 JDM Mazda RX7 13B Turbo Rotary Engine 5speed Transmission ECU FC3S RX-7 FC, this complete engine package is an outstanding choice for enthusiasts, restorers, and performance builders alike. Sourced directly from Japan, this complete JDM drivetrain package provides everything needed to replace a tired engine or complete a professional FC RX-7 engine swap.
The legendary 13B Turbo rotary engine remains one of Mazda’s most respected powerplants thanks to its lightweight design, impressive power potential, and unmistakable rotary performance. This package includes the factory 5-speed manual transmission, wiring harness, ECU, and all major accessories attached to the engine, making installation significantly easier than purchasing individual components separately.
Whether you’re restoring a classic FC3S to factory specifications or building a reliable street or weekend performance car, this genuine JDM setup delivers the quality, originality, and performance serious Mazda enthusiasts expect.
If you’re looking for a proven foundation for a serious rotary performance build, this 1989 Mazda RX-7 FC3S 13B turbo engine assembly. Complete performance setup removed from an FC RX-7 and sold as pictured delivers everything enthusiasts look for in a high-horsepower rotary package.
Removed from a Mazda RX-7 FC3S and offered as a complete assembly, this setup features a highly desirable GReddy / Trust T78-29D turbocharger, external wastegate system, and NOS components. Built around Mazda’s legendary 13B rotary platform, this package provides an excellent opportunity for anyone planning a powerful street build, drag car, drift project, time attack machine, or custom rotary-powered vehicle.
Unlike piecing together components individually, this complete package includes everything shown, making it a convenient solution for builders seeking a ready-to-install performance setup.
If you’re searching for a complete rotary engine package for your RX-7 restoration, replacement project, or custom build, this 1994 Mazda RX-7 FD 13B-RW Complete Engine Swap – ECU & Harness Included offers an excellent solution. Removed from a running vehicle and supplied as a complete swap package, this setup includes the engine, ECU, and wiring harness, helping simplify installation and reduce the time required to source additional components.
The legendary Mazda 13B rotary engine has earned its reputation among enthusiasts worldwide thanks to its lightweight design, smooth power delivery, and exceptional tuning potential. Whether you’re bringing an FD RX-7 back to life or planning a custom rotary-powered project, this package provides a strong foundation for your build.
With factory electronics included and a complete engine assembly ready for installation, this swap package is ideal for enthusiasts looking for an authentic JDM rotary powertrain.
Upgrade your Mazda RX-7 with this JDM 1.3L 13B twin turbo engine, complete with 5-speed manual transmission, wiring loom, and ECU. Perfect for enthusiasts and tuners, this engine comes ready to drop in and deliver the legendary rotary performance RX-7 is known for.
The 20B Side Housing – Peripheral Port is a premium genuine Mazda component designed for serious rotary enthusiasts building high-performance 3-rotor engines. Whether you’re assembling a turbocharged street monster, a dedicated drag car, or an all-out race build, this peripheral port side housing provides the airflow potential and reliability needed to support substantial horsepower goals.
As one of the most sought-after components in the rotary performance world, a genuine Mazda 20B side housing is a critical foundation for any serious triple-rotor engine project. Designed specifically for peripheral port (PP) configurations, this housing helps maximize airflow into the engine, supporting the high-RPM characteristics and power output that have made the 20B legendary among rotary enthusiasts.
Originally found in the iconic Mazda Eunos Cosmo, the 20B remains one of the most respected rotary engines ever produced. Builders pursuing big horsepower numbers understand the importance of using quality OEM components during assembly, and this 20B Side Housing – Peripheral Port is an excellent choice for maintaining reliability while unlocking maximum performance potential.
Clean, ready for assembly, and suitable for a variety of custom builds, this component is ideal for performance engine rebuilds, race applications, and custom rotary conversions.
The 26B 4-Rotor Engine Build represents the pinnacle of Mazda rotary performance. Originally inspired by the legendary rotary engines that dominated endurance racing, this custom-built setup delivers incredible power potential, unmistakable rotary sound, and a level of exclusivity few engine combinations can match.
Designed for serious enthusiasts, race teams, and custom builders, this high-performance rotary engine offers exceptional power capabilities while maintaining the compact dimensions that make rotary engines famous. Whether you’re building a competition RX-8, a custom RX-7, a tube chassis race car, or a one-of-a-kind street machine, the 26B 4-Rotor Engine Build provides the foundation for an unforgettable project.
Built for extreme horsepower applications and engineered to handle demanding environments, this setup is ideal for those seeking a truly unique rotary powerplant.
Few FC-generation RX-7s command attention quite like this 48k-Mile 1989 Mazda RX-7 Turbo II Mariah Mode 6 Stage V. Combining low mileage, documented Mariah Motorsports heritage, extensive performance upgrades, and unmistakable styling, this rare rotary-powered machine represents a unique opportunity for collectors and enthusiasts alike.
Built by the legendary Mariah Motorsports and believed to be Build #1 of the Mode 6 Stage V program, this Turbo II features a professionally modified 13B turbo rotary engine producing approximately 468 horsepower. Finished in Blaze Red with the iconic Mode 6 widebody package, this RX-7 delivers the perfect balance of 1980s Japanese performance culture and modern collector appeal.
With only 48,000 miles shown, a clean Carfax report, clean California title, and extensive documentation, this is far more than just another FC RX-7—it’s a significant piece of rotary history.
