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Mazda rotary alloy injector bungs to suit 13B FD rx7 or JC Cosmo style centre plates.
CNC machined and come ready with an o-ring ready to install.
Threaded port for very easy removal if you need to remove it from the engine at anytime without having any issues of anything going inside your engine.
Perfect for all the naturally aspirated later model engines that are now being regularly built
