Turbosmart Fuel Pressure Regulator Low Pressure (Carburetor) -AN6 The Turbosmart FPR6 Series provides market-leading fuel control and response via true 1:1 ratio and superior flow and bypass capacity for vehicles with -6 / 6AN fuel systems. Utilising our Stainless Steel Valve Seat & Milspec Diaphragm the FPR6 Series is suitable for all Fuel types including Race Fuel and aggressive leaded fuels.  Characteristics Stainless Steel Valve Seat Suitable for all fuel types 1:1 Class Leading Ratio & Response Adjustable Pressure 1/8 NPT Pressure Sensor Port Unique Locking Collar Design Milspec Diaphragm 3-20psi Suitable up to 1200Hp