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.
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.
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.
If you’re searching for an authentic Mazda 13B-REW rotary engine to serve as the foundation for your next build, this bare engine is an excellent opportunity. Originally found in the legendary Mazda RX-7 FD3S, the 13B-REW remains one of the most iconic rotary engines ever produced, renowned for its compact design, impressive power potential, and unmistakable rotary driving experience.
This Mazda 13B-REW Rotary Engine – Bare Engine is offered exactly as shown and is ideal for enthusiasts, builders, tuners, and restoration specialists looking for a solid platform for a rebuild, refresh, or custom performance project. Whether you’re restoring a factory RX-7, assembling a high-horsepower street machine, or planning a dedicated track build, the 13B-REW continues to be one of the most sought-after rotary engines in the performance community.
Unlike complete engine packages that include accessories and supporting components, this bare engine allows experienced builders to customize every aspect of the build according to their specific goals. From stock rebuilds to single-turbo conversions and race-prepared applications, the possibilities are nearly limitless.
If you’re searching for an authentic Mazda 13B-REW rotary engine for your RX-7 restoration, rebuild, or performance project, this genuine early-model FD RX-7 engine is an excellent foundation. Removed from a running vehicle and carefully stored indoors, this twin-turbo rotary engine offers enthusiasts, builders, and tuners the opportunity to acquire one of the most iconic powerplants ever produced by Mazda.
The 13B-REW remains one of the most respected rotary engines in the automotive world. Originally fitted to the legendary Mazda RX-7 FD3S, this engine helped establish the RX-7 as one of Japan’s most celebrated sports cars. Known for its lightweight construction, compact dimensions, smooth power delivery, and impressive tuning potential, the 13B-REW continues to be the preferred choice for rotary enthusiasts around the globe.
Whether you’re restoring a Series 6 RX-7, planning a full engine rebuild, building a street car, or creating a high-horsepower track machine, this Mazda 13B-REW twin-turbo engine provides a solid starting point for your next project.
The Mazda RX-8 R3 Complete Engine Motor 13B-MSP 1.3L Petrol 170kW (2008) is a genuine Renesis rotary engine sourced from one of Mazda’s most celebrated sports cars. Designed to deliver a unique combination of high-revving performance, lightweight engineering, and smooth power delivery, the 13B-MSP remains one of the most recognizable rotary engines ever produced.
This complete engine assembly is an excellent choice for RX-8 owners seeking a replacement motor, enthusiasts planning a rebuild project, or builders looking for a compact and distinctive powerplant for a custom swap. With a factory output of 170kW, the RX-8 R3 Renesis engine offers the unmistakable rotary driving experience that continues to attract enthusiasts worldwide.
As rotary-powered vehicles become increasingly collectible, sourcing a complete Mazda RX-8 R3 Complete Engine Motor 13B-MSP 1.3L Petrol 170kW (2008) in clean used condition presents an excellent opportunity for restorers and performance enthusiasts alike.
For Sale: Rebuilt Mazda RX-7 13B Turbo Bridge Port Motor (SER5 Update) – Block Only
If you’re searching for a serious foundation for your next rotary performance build, this Rebuilt Mazda RX-7 13B Turbo Bridge Port Motor (SER5 Update) – Block Only represents an increasingly rare opportunity. Freshly rebuilt and never started, this engine combines the legendary performance potential of Mazda’s 13B turbo rotary platform with desirable SER5 large dowel upgrades and professional internal enhancements.
Built specifically for enthusiasts who understand the value of a properly prepared rotary engine, this motor features a bridge-ported configuration for improved airflow, brand-new race apex seals, new corner seals, fresh springs, and a new water retention kit. The engine remains essentially untouched since assembly and was only removed from protective wrapping for inspection and photographs.
Whether you’re restoring an FD RX-7, building a dedicated track machine, assembling a high-horsepower street car, or creating a custom rotary-powered project, this rare SER5 large dowel engine provides an exceptional starting point.
Rotary enthusiasts know that finding a fresh, professionally rebuilt 13B turbo engine with the desirable SER5 update is becoming increasingly difficult. This engine eliminates the uncertainty often associated with used rotary motors and provides a proven platform ready for completion according to your specific goals.
