Adjustable:The fuel pressure regulator is adjust from 3-70psi .The spring inside the regulator is for 20-45psi,come with 1pcs spring for 3-20psi ,1pcs spring for 45-70psi.You can adjust psi by adjusting the bolt on the top of the fuel pressure regulator.If you only need one feed port ,you can use the end cap in the kit .
Package Includes:1pcs fuel pressure regulator,2pcs OR8-AN8 fittings,1pcs OR6-AN6 fitting,1pcs AN8 end cap ,2pcs spring,1pcs gauge,1pcs allen key,1pcs sealant tape.
Medium:The fuel pressure regulator kit can be used on gasoline, E85, diesel fuel and alcohol/ethanol.(Nylon braided fuel line is not compatible with E85.)
Note: Instruction not included. Professional installation is highly recommended.