Turbosmart FPR Kompact Fuel Pressure Regulator EFI 1:1 35-80 PSI 1/8 NPT Sleeper. An All Black Fuel Regulator Upgrade Series for OE and Mild Upgrades to around 800HP. The FPR Kompact Series Universal setup in (1/8 NPT) inlet, outlet, and return. Providing class leading fuel control and response with a small footprint. Stainless Steel Valve Seat. Suitable for all fuel types. 1:1 Class Leading Ratio & Response. 1/8 NPT Pressure Sensor Port. Unique Locking Collar Design. Detailed Specific Fuel Flow Data & Spec. 35-80psi base pressure adjustable. Our goal is to provide a hassle-free shopping experience to our customers. Powered by SixBit’s eCommerce Solution.