４１２５发动机连续冲缸垫的原因有些东方红－７５的发动机连续发生冲气缸垫的故障，机手找不到原因，只好冲了就换新的。这是什么原因呢？原来是因为缸套下沉即缸套台肩凹陷于缸体平面所造成的。导致缸套下沉的原因有三点：１．缸体上装气缸套的孔太深，其尺寸大于１５－... 4125 Engine Chong Chong cylinder pad some of the reasons for the East-red-75 engine Chong cylinder gasket failure occurred, the hand can not find the reason, had washed on the new. What is the reason? The original is because the cylinder liner sinking cylinder liner shoulder depression caused by the plane. There are three reasons why a cylinder liner sinks: 1. The cylinder block cylinder liner hole is too deep, its size is greater than 15 -...