Vehicle Specifications

• Engine Code: 13B-MSP (Renesis 6-Port)

• Displacement: 1.3 Liter Rotary

• Configuration: 2-Rotor Wankel

• Transmission: 6-Speed Manual (RWD)

 

Vehicle Fitments

• 2004-2008 Mazda RX-8 (Series 1 / SE3P Chassis)

 

Included Parts

• Complete 13B 6-Port Rotary Long Block

• 6-Speed Manual Transmission

• Intake & Exhaust Manifolds

• Alternator, AC Compressor, & Starter

• Fuel Rails, Injectors, Spark Plugs & Ignition Coils

• Engine Wiring Harness & Sensors

 

Installation & Swap Notes

• Maintenance: It is highly recommended to replace apex seals, water pump, and spark plugs before installation.

• Sensor Transfer: You must transfer your original USDM sensors and accessories to ensure 100% ECU compatibility.

• Oil: Use high-quality 5W-20 or 10W-30 conventional oil; many owners prefer 2-stroke premixing for added apex seal lubrication.