For rotary enthusiasts seeking the raw, high-revving character that made Mazda rotary engines legendary, this 12A Bridge Port (P-Port) Engine Assembly delivers an uncompromising performance experience.
Built by Renown Racing, this race-inspired Mazda 12A rotary engine features a full peripheral port (P-Port) configuration designed to maximize airflow, throttle response, and top-end power. Unlike turbocharged setups that rely on boost, this naturally aspirated engine focuses on pure mechanical performance, rewarding drivers with instant response, screaming RPM capability, and the unmistakable sound that only a peripheral port rotary can produce.
Whether you’re building a dedicated race car, track weapon, circuit racer, or classic rotary project, this engine offers the aggressive performance characteristics serious rotary enthusiasts demand.
With its competition-focused design and renowned rotary pedigree, this 12A Bridge Port (P-Port) Engine Assembly represents one of the most exciting naturally aspirated rotary engine configurations available.
The 13B 6-Port Bridgeport is a serious rotary performance build designed for drivers who want more than a stock 13B can deliver. This engine features a professionally executed full Bridgeport on the 6-port 13B platform, completed entirely in-house with precision machining and careful attention to port geometry.
Bridgeporting is one of the most recognized modifications in the rotary world, offering increased airflow and improved high-RPM breathing. The result is a more aggressive powerband, stronger top-end performance, and the unmistakable sound that has made bridgeported rotary engines legendary among enthusiasts.
Whether you’re building a dedicated drag car, a track-focused RX-7 or RX-8, or a high-performance street machine, this engine provides a solid foundation for naturally aspirated or custom performance applications where airflow and RPM capability are priorities.
13B 6-Port Bridgeport Rotary Engine – High RPM Performance Build
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.
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
If you’re searching for an authentic rotary engine for your Mazda RX-7 restoration, replacement project, or classic rotary build, this 1985 Mazda RX-7 12A Engine – Low Miles is an excellent opportunity. Removed from a 1985 Mazda RX-7 equipped with an automatic transmission, this original 12A rotary engine has accumulated only approximately 76,000 miles and shows strong compression numbers.
The legendary Mazda 12A rotary engine is known for its lightweight design, smooth power delivery, unique driving characteristics, and impressive reliability when properly maintained. Whether you’re restoring an FB RX-7 to factory specifications, replacing a worn engine, or collecting hard-to-find rotary components, this low-mileage engine provides a solid foundation.
Included with the engine are the flywheel and counterweight, making this package even more attractive for enthusiasts and builders seeking genuine Mazda rotary components.
With classic first-generation RX-7 values continuing to rise, original low-mileage 12A engines are becoming increasingly difficult to find. This is an excellent opportunity to secure a desirable rotary powerplant before availability becomes even more limited.
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.
Imported directly from Japan, this complete engine and transmission package includes the legendary 13B-REW twin-turbo rotary engine, factory 5-speed manual transmission, ECU, and wiring harness. Designed for the FD3S RX-7, this setup offers the ideal foundation for enthusiasts looking to preserve the authenticity of their vehicle or build a high-performance rotary-powered project.
The 13B-REW remains one of Mazda’s most celebrated engines, known worldwide for its lightweight design, impressive power delivery, and enormous tuning potential. Whether you’re replacing a tired drivetrain, completing a JDM restoration, or building a track-focused machine, this complete swap package helps simplify the installation process by including the essential components required to get your project moving.
The 2004–2008 Mazda RX-8 13B Renesis 4-Port Rotary Engine (MT Version) is a genuine JDM rotary engine designed for enthusiasts who appreciate Mazda’s unique engineering heritage. Sourced from a manual transmission RX-8, this 13B Renesis 4-port engine provides an excellent solution for vehicle restoration, engine replacement, rebuild projects, or custom rotary-powered builds.
The Renesis engine represents one of Mazda’s most advanced naturally aspirated rotary platforms. Known for its smooth power delivery, lightweight construction, and exceptional high-RPM characteristics, the 13B Renesis helped establish the RX-8 as one of the most distinctive sports cars of its generation.
Whether you’re restoring a daily-driven RX-8, building a weekend project, or searching for a reliable foundation for a rotary rebuild, the 2004–2008 Mazda RX-8 13B Renesis 4-Port Rotary Engine (MT Version) delivers the authentic rotary experience enthusiasts continue to seek.
The 2010–2013 Mazda3 Mazdaspeed 2.3L Turbo Engine MZR DISI (L3) + 6 Speed Transmission – JDM is one of Mazda’s most respected turbocharged performance powertrains. Combining the legendary MZR DISI direct-injection turbo engine with a factory 6-speed manual transmission, this complete package delivers the performance, reliability, and tuning potential that have made the Mazdaspeed3 a favorite among enthusiasts worldwide.
Imported directly from Japan, this JDM engine and transmission package provides an ideal solution for Mazdaspeed3 replacements, performance upgrades, custom swaps, and restoration projects. Whether you’re replacing a damaged drivetrain or building a high-performance street machine, this complete assembly offers a strong foundation for your next project.
The turbocharged L3 MZR DISI engine is widely known for producing impressive factory power while offering substantial aftermarket support for enthusiasts looking to unlock even greater performance.
If you’re searching for the ultimate street-ready rotary engine, this 20B with a Borg Warner 300SX-E turbo, ZF 8HP trans, and Link FuryX ECU/Razor PDM in control is built to exceed expectations. Combining legendary Mazda rotary engineering with modern electronics and premium performance components, this complete package delivers exceptional power, reliability, and drivability.
Designed for enthusiasts who demand more than just horsepower, this professionally assembled 20B street engine incorporates proven CNC machining, upgraded internals, advanced engine management, and one of the industry’s most respected turbocharger combinations. Whether you’re building a high-performance RX-7, RX-8, custom drift car, or a one-of-a-kind street machine, this setup provides the ideal foundation.
Every component has been selected with performance, longevity, and ease of tuning in mind, making it suitable for serious street use while remaining capable of supporting demanding motorsport applications.
Another Clean 13B Build with Street Port & Semi PP Setup
If you’re looking for a rotary engine that delivers an outstanding balance of drivability, responsiveness, and power potential, this Another Clean 13B Build with Street Port & Semi PP Setup is an excellent choice. Built for enthusiasts who want more than a stock engine but still value street manners, this setup combines proven street porting with a semi-peripheral port configuration to create a strong and versatile rotary package.
Whether you’re completing an FD RX-7 restoration, upgrading a project car, or building a dedicated performance machine, this 13B rotary engine offers the airflow, throttle response, and power characteristics serious rotary enthusiasts appreciate.
Featuring clean port work, excellent craftsmanship, and a setup designed to maximize performance without sacrificing reliability, this engine is ready to become the heart of your next Mazda rotary build.
The JDM 1988–1991 Mazda RX-7 FC 13B Turbo Engine + Automatic Transmission – 1.3L Rotary is a complete factory powertrain package sourced from the iconic second-generation Mazda RX-7 FC. Featuring Mazda’s legendary turbocharged 13B rotary engine paired with an automatic transmission, this setup is an excellent solution for restorations, engine replacements, or custom rotary swap projects.
Known worldwide for its lightweight design, smooth power delivery, and impressive tuning potential, the 13B Turbo remains one of the most respected rotary engines ever produced. Purchasing the engine and transmission together provides a convenient and cost-effective solution for enthusiasts looking to maintain originality or simplify their project build.
Whether you’re restoring a classic FC3S RX-7, replacing a damaged powertrain, or building a unique rotary-powered vehicle, this genuine JDM assembly offers the authentic Mazda performance experience enthusiasts continue to seek decades after its original release.
For Sale: JDM 1988–1991 Mazda RX7 FC 13B Turbo Engine – Auto Transmission
If you’re searching for a genuine rotary engine package for your Mazda RX7 FC restoration, replacement, or performance project, this JDM 1988–1991 Mazda RX7 FC 13B Turbo Engine – Auto Transmission is an excellent choice.
Sourced from a Japanese Domestic Market (JDM) Mazda RX7 FC, this iconic 13B-T turbocharged rotary engine represents one of Mazda’s most celebrated powerplants. Known for its compact design, smooth power delivery, and impressive tuning potential, the 13B-T remains highly sought after among rotary enthusiasts worldwide.
This package includes the matching automatic transmission, making it a practical solution for owners looking to maintain originality or complete a reliable engine swap. Whether you’re restoring a classic FC RX7, replacing a tired engine, or building a unique rotary-powered project, this JDM engine package provides a solid foundation.
The JDM 1989–1991 Mazda RX-7 FC Turbo 1.3L 13B Rotary Engine + 5-Speed Transmission + ECU + Harness is a complete factory turbo drivetrain package sourced from one of Mazda’s most iconic sports cars. Designed for enthusiasts seeking originality, performance, and convenience, this package includes the legendary 13B turbo rotary engine, matching rear-wheel-drive 5-speed manual transmission, factory ECU, and engine wiring harness.
For RX-7 restorations, engine replacements, or custom rotary conversions, sourcing all major drivetrain components separately can be time-consuming and expensive. This complete package eliminates that challenge by providing a matched setup that simplifies installation and preserves factory compatibility.
The FC-generation RX-7 helped establish Mazda’s reputation for producing lightweight, turbocharged sports cars with exceptional balance and driving dynamics. Today, complete JDM drivetrain packages like this remain highly sought after by collectors, restorers, and rotary enthusiasts around the world.
Whether you’re rebuilding an FC3S, completing a rotary swap, or creating a unique performance project, the JDM 1989–1991 Mazda RX-7 FC Turbo 1.3L 13B Rotary Engine + 5-Speed Transmission + ECU + Harness offers an authentic foundation for your build.
The JDM 1989–1991 Mazda RX-7 FC Turbo 1.3L 13B Rotary Engine + 5-Speed Transmission + ECU + Harness is a complete factory turbo drivetrain package sourced from one of Mazda’s most iconic sports cars. Designed for enthusiasts seeking originality, performance, and convenience, this package includes the legendary 13B turbo rotary engine, matching rear-wheel-drive 5-speed manual transmission, factory ECU, and engine wiring harness.
For RX-7 restorations, engine replacements, or custom rotary conversions, sourcing all major drivetrain components separately can be time-consuming and expensive. This complete package eliminates that challenge by providing a matched setup that simplifies installation and preserves factory compatibility.
The FC-generation RX-7 helped establish Mazda’s reputation for producing lightweight, turbocharged sports cars with exceptional balance and driving dynamics. Today, complete JDM drivetrain packages like this remain highly sought after by collectors, restorers, and rotary enthusiasts around the world.
Whether you’re rebuilding an FC3S, completing a rotary swap, or creating a unique performance project, the JDM 1989–1991 Mazda RX-7 FC Turbo 1.3L 13B Rotary Engine + 5-Speed Transmission + ECU + Harness offers an authentic foundation for your build.
