Mazda RX7 engine replacement

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  • Mazda 13B 6-Port Turbo Motor

    Mazda 13B 6-Port Turbo Motor – Built for Boost | High-Performance Rotary Engine for RX-7 & Custom Builds

    $2,500.00

    When building a serious rotary-powered project, the foundation matters. The Mazda 13B 6-Port Turbo Motor – Built for Boost is engineered for enthusiasts seeking dependable power, exceptional throttle response, and a platform capable of handling significant boost pressure. Whether you’re restoring a classic Mazda RX-7, building a custom drift car, preparing a street-and-strip machine, or planning a unique engine swap, this performance-built 13B rotary engine delivers the strength and airflow necessary to support your goals.

    Featuring a dowel-pinned block and professionally streetported configuration, this engine has been prepared with performance and durability in mind. The 6-port design offers improved drivability while maintaining the high-RPM characteristics that rotary enthusiasts love. Combined with turbocharging capability, this setup provides an ideal balance between responsiveness, power potential, and reliability.

    Priced at $2,500 USD / $3,500 AUD, this Mazda 13B 6-Port Turbo Motor offers a proven foundation for enthusiasts looking to unlock the true potential of a turbocharged rotary engine.

  • Mazda RX7 13B Turbo 2 Rebuilt Rotary Engine

    Mazda RX7 13B Turbo 2 Rebuilt Rotary Engine | Fresh Build with Street Port & Dowel Pinned Irons

    $1,700.00

    The Mazda RX7 13B Turbo 2 Rebuilt Rotary Engine is a professionally rebuilt performance rotary engine designed for enthusiasts who demand reliability, strong compression, and serious horsepower potential. Featuring a fresh rebuild with zero miles since completion, this engine combines proven rotary technology with carefully selected performance upgrades to create a powerful foundation for street, track, or custom build applications.

    Built by JPR South Jersey and equipped with premium internal components, this engine includes Rotary Aviation cryo-treated apex seals, cryo-treated side seals, OEM-quality rebuild components, dowel-pinned irons, and a professionally completed large street port. The result is a rotary engine capable of delivering exceptional responsiveness, impressive power output, and long-term durability when paired with the proper supporting modifications.

    With compression readings exceeding 100 PSI on all rotor faces, this engine offers the confidence buyers look for when investing in a performance-oriented rotary powerplant.

    Whether you’re replacing an aging engine in your Mazda RX-7, building a high-horsepower street car, or assembling a dedicated rotary performance project, the Mazda RX7 13B Turbo 2 Rebuilt Rotary Engine provides an outstanding starting point.