Patent ID: 8789513

Claim:
A fuel delivery system comprising: a first and second fuel rails, each fuel rail having a fuel passageway, a plurality of fuel injectors, at least two of said fuel injectors fluidly connected to the fuel passageway of each fuel rail, a first fuel pump having a first pumping cycle, said first fuel pump having an inlet connected to a fuel source and an outlet fluidly connected to said fuel passageway of said first fuel rail, a second fuel pump having a second pumping cycle, said second fuel pump having an inlet connected to a fuel source and an outlet fluidly connected to said fuel passageway of said second fuel rail, a crossover pipe fluidly connecting the outlets of said first and second fuel pumps, wherein each of said first and second pumping cycles has an intake stroke and a pumping stroke, and wherein said intake stroke of said first pump coincides with the pumping stroke of said second pump and the pumping stroke of said first pump coincides with the intake stroke of said second pump, a pressure relief valve fluidly connected between said crossover pipe and at least one of said inlets of said first and second pumps.