Protecting the engine: avoiding carbon buildup and cylinder wear caused by excessively rich/lean mixture, extending engine life Fuel consumption drops: precise control of air-fuel ratio to avoid abnormal fuel injection and return fuel consumption to normal levels The engine compartment does not harden or crack in high-temperature environments, eliminating vacuum oil leakage and oil pressure leakage problems The main body is made of stainless steel/galvanized alloy material, which is resistant to gasoline corrosion and high temperature aging; Built in high elasticity spring, long-term use without weakness, stable oil pressure without drift. Fuel Pressure Regulator with Gauge Carburetor Fuel Pressure Regulator Zinc Alloy Compatible For Carburetor Carb 1-4 PSI 12-804 Replacement .
