The Fuel Injector Clinic 1650CC K-SERIES (01-11) is an ideal choice for Honda/Acura K series. It offers high impedance ball & seat injectors with the most up-to-date technology and Data Match Technology for maximum performance. The set of 1650cc/min fuel injectors can handle up to 550hp with both E85 and gasoline fuels and has exceptional idle quality. The stainless alloy valve set is highly versatile, compatible with all fuel types from pump gasoline to Q16 and VP Import race fuels. Every injector also includes a unique serial number for exact Data Match Technology matching. This precision injector set provides consistent short pulse width control and enhanced flow matching, with a tested/rated performance of 43.5psi (3Bar) at 90deg F fuel temperature using CF-16B calibration fluid.