What is the normal gasoline pressure for an engine?

[OCody]

Engine gasoline pressure is considered normal between 300 to 350 kilopascals. Automotive fuel systems include: 1. Full return system; 2. Semi-return system. The difference between full return and semi-return systems is that the full return system has a return pipeline on the fuel rail, while the semi-return system does not. Engine classifications: 1. According to the working method of the intake system, they can be divided into: naturally aspirated, turbocharged, mechanically supercharged, and dual-charged; 2. According to the piston movement method, they can be divided into: reciprocating piston engines and rotary piston engines; 3. According to the fuel supply method, they are divided into: carburetor engines, electronic fuel injection engines, and direct injection engines.