Fuel pressure regulator
SPD fuel pressure regulator is specially designed to work well on alcohol fuels. The fuel pressure regulator has our new generation internal components where materials have long life and high reliability when driving on gasoline and especially ethanol that is very aggressive. The regulator is designed to handle high return flows at low engine load while ensuring that it's able to raise the fuel pressure 1: 1 with the charge pressure even when very powerful fuel pumps are used at high power outlets.
EFI fuel pump with carburettor