-
$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.
-
$2,200.00
If you’re searching for a serious rotary engine build that combines reliability, power potential, and proven performance, this 13B Semi PP Dowel Pinned Turbo Build Ready to Go deserves your attention. Built specifically for enthusiasts who demand a strong foundation for high-boost applications, this engine combines a semi-peripheral port design with dowel-pinned reinforcement to create a package capable of handling aggressive street driving, drag racing, and track use.
Whether you’re upgrading an RX-7, building a dedicated rotary project, or replacing a tired engine, this turbo-ready 13B offers the performance characteristics rotary enthusiasts love. Featuring solid compression and a clean build, it provides an excellent platform for those looking to enjoy the unique power delivery and high-RPM capability that Mazda rotary engines are famous for.
Designed with durability and performance in mind, this setup is ready to become the centerpiece of your next rotary-powered project.
-
$2,000.00
If you’re searching for a serious rotary engine built to handle aggressive power goals, the 13B Turbo II Performance Build – Dowel Pinned & Bridgeported delivers the airflow, durability, and performance foundation enthusiasts demand. Based on the legendary Mazda 13B Turbo II platform found in the FC RX-7, this professionally prepared engine has been upgraded with performance-focused modifications designed to maximize horsepower potential while maintaining reliability under demanding conditions.
Featuring dowel-pinned irons, a fully bridgeported intake configuration, and semi-peripheral port enhancements, this engine is engineered for enthusiasts seeking exceptional top-end performance, aggressive throttle response, and a proven platform for high-boost turbocharged applications.
Whether you’re building a dedicated drag car, a competitive street machine, or a custom rotary-powered project, this engine provides a strong foundation capable of supporting serious performance goals.
-
$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.
