Feuling High Volume HP+ Oil Pump 7018Increased oil volume from the larger gears and properly sized passages along with the pressure relief valve seat and seal from these oil pumps is essential for proper oiling system function Eliminate common pressure and scavenge issues associated with the factory oiling system Precision machined pressure relief valve and bore Each oil pump is bench tested, the relief valve is seated and sealed to a minimum of 30 psi with full pop off at 55 60 psi