HKS F20C AP1 Injector Upgrade Kit - 750cc

High-capacity injectors for the Honda S2000 AP1 (F20C engine). Features 6 jet injection holes and improved injector performance, increasing output volume while shortening invalid injection time compared to previous 650cc types. A conversion harness is provided for direct connection to the factory harness without modification. Includes O-rings (2-piece) and a spacer (backup ring) for improved sealing to the fuel line connector. All injectors are tested, and four injectors with similar performance are combined into one kit per vehicle. Note: Fuel pump and fuel rail should be upgraded according to vehicle specifications.