2 x 650cc High Quality Fuel Injectors by KSM Motorsports ** Please put a note on the purchase at checkout in order to supply you with Free Connectors/Wiring clips. ** ECU TUNING will be required. These fuel injectors have been tested and flow matched by KSM Motorsports to confirm the flow rate. The individual flow characteristics and fuel atomization of above fuel injectors are almost same to or superior to the OEM and will help accelerate response time , save gasoline and improve MPG. . Features Quantity: 2 Fuel Injectors Condition: 100% BRAND NEW O-Rings Included: Yes, preinstalled (inlcuded in our package) Injector Design: Metal composite plastic Nozzle Design: Multi hole disc Connector Type: EV1 (EV1 clips supplied upon request) Filter Design: Basket filter design at inlet Technical/Mechanical Data Coil Resistance: 12.5 Ohms / High Impedance Static Flow Rate: 650 cc/min @ 43.5PSI Length: 3" (76mm) Top O-Ring Diameter: 11mm Application These high quality fuel injectors will fit all of the following models: -1989-1992 Mazda Rx-7 Turbo (Require EV1 plug clips,we include for free if customers leave the message) -Late 1987-1988 Mazda Rx-7 ALL Models (Injector clips MAY be required if you have offset notches on the stock injector clips - we include for free if customers leave the message) -1986-Early 1987 Mazda Rx-7 ALL Models -2004-2011 Mazda RX-8 ALL Models (Require EV1 plug clips,we include for free if customers leave the message) ** Please put a note on the purchase at checkout in order to supply you with Free Connectors/Wiring clips. These fuel injectors have been tested and flow matched by KSM Motorsports to confirm the flow rate. The individual flow characteristics and fuel atomization of above fuel injectors are almost same to or superior to the OEM and will help accelerate response time , save gasoline and improve MPG. . These high quality fuel injectors will fit all of the following models: -1989-1992 Mazda Rx-7 Turbo (Require EV1 plug clips,we include for free if customers leave the message) -Late 1987-1988 Mazda Rx-7 ALL Models (Injector clips MAY be required if you have offset notches on the stock injector clips - we include for free if customers leave the message) -2004-2011 Mazda RX-8 ALL Models (Require ** Please put a note on the purchase at checkout in order to supply you with Free Connectors/Wiring clips. These fuel injectors have been tested and flow matched by KSM Motorsports to confirm the flow rate. The individual flow characteristics and fuel atomization of above fuel injectors are almost same to or superior to the OEM and will help accelerate response time , save gasoline and improve MPG. . These high quality fuel injectors will fit all of the following models: -1989-1992 Mazda Rx-7 Turbo (Require EV1 plug clips,we include for free if customers leave the message) -Late 1987-1988 Mazda Rx-7 ALL Models (Injector clips MAY be required if you have offset notches on the stock injector clips - we include for free if customers leave the message) -2004-2011 Mazda RX-8 ALL Models (Require