Bosch 550cc injector kit - suit factory fuel rail

3RZ injector kit to suit factory fuel rail. 4 x Bosch 550cc 3/4 injector. 0 280 158 117 547cc per minute at 3 bar. 4 x 11mm injector adaptors for top of injector to factory fuel rail. 4 x Tuna Racing injector cups to replace the factory Bakelite cups in the head and allow the use of a standard 14mm lower injector o-ring. 2 x rail spacers and bolts (replace factory black lower rail spacer with larger to accommodate longer injector) 4 x electrical connectors/pins and boots.