Nissan 300zx Z31 CI-550 SERIES Bosch 550cc Fuel Upgrade Kit
Up for grabs is a Clean Injection 300zx z31 850 SERIES BOSCH 550cc fuel upgrade kit. Designed to properly supply the 84-89 Nissan Z31 with the additional fuel needed for a mild turbo build. Listing will include a set of CI-550 Series Bosch 550cc High Impedance injectors. The injectors are dynamically and statically flow-tested and packed in balanced sets to ensure cylinder-per-cylinder horsepower equilibrium. Injectors will come with flow results, test results, and injector latency data for tuning. Come with a set of plug-and-play injector connectors that will allow the injectors to plugs right into the factory injector harness. No cutting or soldering wires necessary. Listing also include our top-feed fuel rail flow-through design, which helps eliminate hydraulic fluctuation with a 5/8" I.D through-hole, providing flow capabilities to support over 1300hp in racing applications. The Fuel Rails are machined out of aluminum and anodized, making it ideal for alcohol-based fuels, including e85. This kit is designed to clear the factory intake manifold. No modifications to the manifold needed. Included is Clean Injection Pro Series adjustable fuel pressure regulator with 1:1 boost reference. Adjustable from 15-65psi. Mounting Bolts, and -an6 fittings are supplied as pictured.
- Clean Injection adjustable fuel pressure regulator with 1:1 Ratio Boost Reference.
- Adjustable from 15-65psi of Fuel Pressure.
- Plug and Play Fuel Injector Connectors
- 6pcs Bosch ev14 550cc Fuel Injectors (E85/Alcohol Compatible)
- Anodized Black Fuel rails with an6 fittings
- Flow Matched Technology
- Injector test Results and injector latency data included for tuning!
Kit is Designed to fit:
1984-1989 Nissan 300zx Z31 with VG30ET, VG30DE and VG30E engine.























