The invention discloses a high pressure gasoline rail of a gasoline engine, comprising a long cylindrical gasoline rail body (1), a gasoline inlet pipe (9) and a high pressure swirl injector (12) connected with the cylinder of the gasoline engine, the gasoline rail body (1) is equipped with a gasoline pressure sensor (11) communicated with the gasoline rail body (1), the high pressure gasoline rail is equipped with a sensor sleeve (2), the gasoline pressure sensor (11) is fixedly connected with the gasoline rail body (1) by the sensor sleeve (2). By using the technical scheme, the invention greatly increases the injection pressure of gasoline, facilities the complete combustion of the gasoline, and improves the engine performance and efficiency. The high pressure gasoline rail has good sealing property, high safety, simple and reliable structure, adapts to high gasoline pressure, and is suitable for gasoline direct injection engines.