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What are the characteristics of engine cylinder scuffing?

1 Answers

ReaganMarie

07/24/25 11:57am

Engine cylinder scuffing has the following characteristics: 1. Normally, the vehicle's power significantly decreases. 2. Abnormal water temperature, the vehicle shows high temperature or even boils shortly after starting. 3. Increased exhaust gas, with blue smoke from the rear exhaust. 4. Abnormal noises during engine operation. 5. The vehicle experiences misfiring or cylinder cut-off after idling for too long or driving for a short time. The main causes of engine cylinder scuffing include the following aspects: 1. The fit clearance between the piston and cylinder is too small. 2. The piston ring end gap is too small. 3. Piston ring breakage. 4. The piston and piston rings tilt to one side, pressing tightly against the cylinder wall. 5. Long-term poor atomization of the fuel injector or carburetor. 6. Faulty piston cooling nozzle. 7. Poor engine cooling or operation at too low temperatures.

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