13B rotary motor

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  • 13B 6-Port Bridgeport Rotary Engine – High RPM Performance Build

    13B 6-Port Bridgeport Rotary Engine – High RPM Performance Build

    $2,500.00

    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

  • 13B Rotary Engine Available – Limited-Time Price Reduction | Rebuilt Street Port 13B for Mazda RX-7 FB

    13B Rotary Engine Available – Limited-Time Price Reduction | Rebuilt Street Port 13B for Mazda RX-7 FB

    $2,500.00

    If you’re searching for a proven rotary engine for your Mazda RX-7 FB project, this 13B Rotary Engine Available – Limited-Time Price Reduction is a fantastic opportunity. Built using a carefully selected combination of desirable early and late-model Mazda rotary components, this rebuilt 13B offers the performance, reliability, and rotary character enthusiasts demand.

    Featuring a street-ported 4-port configuration, strong compression numbers, low mileage since rebuild, and upgraded 3mm apex seals, this engine is ideally suited for street-driven RX-7s, weekend performance cars, restoration projects, and custom rotary builds.

    Compatible with Mazda RX-7 FB models from 1979–1985, this engine includes both a clutch and flywheel, providing additional value and helping simplify installation. Whether you’re replacing a tired original engine or upgrading to a stronger rotary setup, this rebuilt 13B delivers the perfect blend of classic rotary performance and modern reliability.

    For enthusiasts who appreciate authentic Mazda rotary engineering, opportunities like this are becoming increasingly rare.

  • Mazda RX-8 ABA-SE3P Engine Assembly – Automatic Transmission | Genuine 13B Renesis Rotary Engine

    Mazda RX-8 ABA-SE3P Engine Assembly – Automatic Transmission | Genuine 13B Renesis Rotary Engine

    $1,000.00

    Looking for a reliable replacement engine for your Mazda RX-8 or a solid foundation for your next rotary build? The Mazda RX-8 ABA-SE3P Engine Assembly – Automatic Transmission is an excellent choice for enthusiasts, mechanics, restorers, and project car builders seeking a genuine Mazda 13B Renesis rotary engine.

    This complete engine assembly comes from an automatic transmission Mazda RX-8 (ABA-SE3P platform) and offers an ideal solution for replacement applications, rebuild projects, or custom rotary conversions. Known for its lightweight design, smooth power delivery, and unique high-revving characteristics, the 13B Renesis remains one of the most iconic rotary engines ever produced.

    Whether you’re replacing a worn-out motor, restoring an RX-8 to factory specifications, or sourcing a rebuildable engine assembly, this package provides the versatility and authenticity that rotary enthusiasts value.