Radium Engineering Mazda Secondary Injector Seat 16mm 13B-RE, 13B-REW, 20B-REW - 20-0444

Radium Engineering 20-0444 Mazda secondary injector seat, 16mm, for the 13B-RE, 13B-REW and 20B-REW rotary engines. Sold individually.

• One of the machined aluminum injector seats used in Radium fuel rails for Mazda/Eunos Cosmo and RX-7 rotary engines
• Black seat for the intake manifold (secondary location); the green seats go in the irons (primary location)
• Primary and secondary seats are both required when converting the OEM 16mm counterbore to 14mm
• Pops into the OEM injector bore and seals with the included FKM O-ring
• Compatible with or without OEM diffusers
• CNC machined billet 6061 aluminum, type-II anodized, with a laser etched logo
• Most aftermarket lower intake manifolds are already machined with 14mm secondary injector ports

Fitment

Resources

• Radium Engineering product page
• Radium installation instructions (PDF)

Contact us if you are unsure of fitment or Size HERE