2PCS 8MM 5/16" Intake Valves: CarBole Aluminium Fuel Non Return One Way Check Valve for Car Auto Petrol | Diesel | Oil | Water | Chrome

Feature:1) The life of Aluminum head for using is longer than plastic heads2) Arrow marked on valve, showing fluid flow direction, Prevents fuel from returning back to the tank and keeps it in the line. In this way, this product can perfectly solve the problem that your vehicle is hard or slow to start because the fuel is running back through the lines.3) Also great for water pressure pumps &am...