fc3s performance engine

  • 13B Turbo II Streetported & Dowel-Pinned

    13B Turbo II Streetported & Dowel-Pinned Engine – Boost-Ready Mazda Rotary Performance Engine

    $2,500.00

    13B Turbo II Streetported & Dowel-Pinned Engine – Boost-Ready Mazda Rotary Performance Engine13B Turbo II Streetported & Dowel-Pinned Engine – Boost-Ready Mazda Rotary Performance Engine

    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.

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  • Mazda RX-7 Turbo II 13B Built Engine

    Mazda RX-7 Turbo II 13B Built Engine – Bridgeported Semi-PP Turbo Rotary Motor for RX-7 Performance Builds

    $2,500.00

    The Mazda RX-7 Turbo II 13B Built Engine is designed for rotary enthusiasts seeking a serious performance foundation for high-powered street, strip, or track applications. Built around the proven 13B Turbo II platform, this engine combines upgraded internal preparation, extensive port work, and enhanced structural integrity to create a package capable of handling substantial power while maintaining the unmistakable character of a Mazda rotary engine.

    Featuring a dowel-pinned block, fully bridgeported configuration, and semi-peripheral port design, this engine is built for enthusiasts who demand rapid throttle response, aggressive power delivery, and excellent airflow characteristics. Whether you’re building a dedicated RX-7 project, upgrading an existing FC3S platform, or creating a custom rotary-powered vehicle, this engine provides a strong foundation for naturally aspirated or turbocharged performance.

    The combination of professional machining, carefully executed porting, and proven Turbo II architecture makes this build ideal for serious enthusiasts looking to maximize the potential of the legendary 13B rotary platform.

     

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