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What are the hazards of low gear and high RPM?

1 Answers
CorbinAnn
07/29/25 7:03pm
The hazards of low gear and high RPM: 1. Wastes gasoline; 2. Fails to fully utilize the kinetic energy of the car, causing the engine to run at high speed while the gearbox operates in low gear. Suddenly shifting a high-speed car into low gear will make the car's operation drive the engine, resulting in changes in sound, which is not advisable during operation; 3. Long-term low gear and high RPM can cause a large amount of carbon deposits. The hazards of high gear and low RPM: 1. Driving in high gear and low RPM makes it difficult to utilize the engine's full power and may even damage the vehicle's power system; 2. When the engine operates in high gear and low RPM, the engine output is weak with low torque; 3. Low RPM operation makes it difficult to achieve the engine's self-cleaning effect, easily causing carbon deposits in the engine and fuel system.
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