What is the RPM at 80 mph for a car?

1 Answers
McJoanna
07/24/25 11:50pm
At 80 mph, the RPM of a car ranges from 2000 to 2500. The reasons for high RPM are: 1. Sudden increase in throttle opening; 2. Fuel injector leakage or blockage; 3. Slippage or damage to the air conditioning clutch; 4. Air intake system leakage; 5. Insufficient engine power output. Solutions for high RPM include: 1. Adjusting the throttle opening; 2. Replacing the fuel injector, air conditioning clutch, air intake system, or engine. The reasons for unstable RPM gauge readings are: 1. Oil accumulation and carbon buildup in the throttle; 2. Dirty intake tract; 3. Blockage in the fuel system, particularly the fuel injector; 4. Faulty intake pipe.
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