Description
Product Overview
Clean JDM 2004–2008 Mazda RX-8 13B 4-Port 1.3L Engine from 5MT with excellent compression. Compression tested. 30-day warranty. Ships fast from our inventory.
The Listing Is For The Engine Only.
Product Details
JDM 2004–2008 Mazda RX-8 4-Port 13B 1.3L Engine Only – Excellent Compression – 5-Speed Manual – 30-Day Warranty
Description:
Upgrade your Mazda RX-8 with this clean, high-quality JDM 2004–2008 Mazda RX-8 13B 4-Port 1.3L rotary engine, imported directly from Japan. This engine is pulled from a 5-speed manual transmission (5MT) RX-8 and is an ideal replacement or swap for enthusiasts looking to restore or build a performance rotary-powered vehicle.
This 13B-MSP RENESIS 4-port engine is known for its smoother powerband and lighter internal components compared to the 6-port variant. It has been compression tested with excellent results in both rotor housings, ensuring you’re receiving a strong, healthy engine with plenty of life left. Whether you’re replacing a tired motor or planning a naturally aspirated build, this engine provides a reliable foundation backed by rotary-specific performance.
Key Features:
JDM Mazda RX-8 13B 4-Port 1.3L engine (2004–2008)
From a 5-speed manual transmission vehicle
Excellent compression results – tested and verified
Complete long block engine (no transmission)
30-day startup warranty included
Ideal for direct replacement or rotary project builds
Imported from Japan – thoroughly inspected for quality
Fitment:
Compatible with 2004, 2005, 2006, 2007, and 2008 Mazda RX-8 models. This engine is designed for 4-port variants and may require modifications for 6-port vehicles.
Trust our inventory for authentic JDM engines that are inspected, tested, and supported by a warranty. Fast shipping available across the U.S. – contact us for availability or detailed compression test results.
All JDM engines and transmissions from our inventory are carefully inspected, cleaned, and verified before shipping. We import only the best-condition rotary engines from Japan so you can trust the performance and quality.
Keywords: Used JDM Mazda RX-8 Engine and Transmission, 13B Non-Turbo Rotary Engine, RX8 5-Speed Manual Transmission, 13B-MSP 4-Port Engine for Sale, JDM Mazda Rotary Engine, RX-8 Engine Swap, RX8 Engine Replacement our inventory
Specifications
| Specification | Details |
|---|---|
| Brand | Mazda |
| Engine code | RX8-5 / RX8-ENGINE / 3L-ENGINE / 5MT-WITH / 3L-ROTARY |
| Displacement | 1.3L |
| Configuration | Engine configuration varies by application; confirm the original vehicle specification. |
| Aspiration | Turbocharged |
| Fuel type | Fuel type and fuel system vary by application; match the original vehicle specification. |
| Transmission | Manual |
| Timing system | Timing system varies by engine family; inspect and service it according to the application requirements. |
| Model years | 2004-2008 |
Fitment & Condition
| Specification | Details |
|---|---|
| Applications / fitment | JDM 2004–2008 Mazda RX-8 4-Port 13B 1.3L Engine Only – Excellent Compression – 30-Day Warranty |
| Catalog category | JDM Engines, Mazda, Mazda RX7 RX8 13B 20B Rotary Engines, Mazda Engines |
| Condition | Used OEM / JDM import |
| Mileage | 55,000-65,000 miles |
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