Fuel regulating devices Magneti Marelli RPM40 for fuel-rail co-axial mounting. The regulator comprises a sealing valve joined to an elastic membrane which by means of a compression spring compensates the pressure inside the regulator, adjusting the fuel flow. The body and the cover are made of stainless steel, as are all internal parts in contact with fuel, the membrane is fabric-reinforced vulcanized- rubber.
Fuel pressure 3 bar