Know-How: Diesel Engine often has a piston scuffing problem, why?

Know-How: Diesel Engine often has a piston scuffing problem, why? Recently, the service station has repaired several vehicles with engine failures, and there is a common problem with piston scuffing. The most serious car was a three-cylinder strain, and the piston was punctured, causing serious exhaust and oil discharge under the engine. The cost of […]