Pump drive shaft and bushing wear, the tolerance clearance increases, will affect oil pump.
齿轮泵主动轴与衬套磨损后，其配合间隙增大，必将影响泵油量。
These lifters feature an exclusive body design that does not include an oil band, maximizing rigidity and reducing lifter bushing wear.
这些选手采用独特的车身设计不包括石油带，最大限度地提高刚度，减少套管磨损升降。
If the drive shaft wear mild, just press the old bush changed after standard size bushing, fit clearance can be restored to allow range.
若主动轴磨损轻微，只需压出旧衬套后换上标准尺寸的衬套，配合间隙便可恢复到允许范围。
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