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.