Name: 这才是摩托车，活塞环正确的安装方法！操作简单不伤环
Uploaded: 2022-07-17T11:40:00.000Z
Duration: 2 min 44 s
Description: 这才是摩托车，活塞环正确的安装方法！操作简单不伤环

有一个问题老是不知道，就是柴油机活塞环上没标记的，活塞环上有大头小头吗？活塞环大头向缸头？还是小头向缸头？

这才是摩托车，活塞环正确的安装方法！操作简单不伤环

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这才是摩托车，活塞环正确的安装方法！操作简单不伤环

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