K-TUNED RDX INJECTOR CLIPSThis is for a set of four clips only. A slight modification to the injector is needed to be able to lock the clip. RDX Injectors are rated for 410 cc (at 38 psi), 550 cc (at 70 psi) and offer an improved spray pattern over the factory Type S (310 cc) injectors. These features offer the K Series engine increased fuel flow and better fuel atomization. They are the perfect upgrade for stock and modified N A K Series engines. Stock bottom end motors with