新汽缸內壁沙孔? - 機車

By Catherine
at 2016-04-24T16:58
at 2016-04-24T16:58
Table of Contents
請問一下有經驗的大大們
在網路上買了兩組二行程新氣缸
發現內壁各有一些橫狀刮痕或是一個洞 (砂孔?
汽缸一
https://imgur.com/qAAetqe
https://imgur.com/XbhugXQ
https://imgur.com/VyK4S3H
汽缸二
https://imgur.com/ooqi99C
https://imgur.com/wMHGsK3
請問這樣算正常是不良品?
忘了問最重要的,請問這樣是不是以二行程來說
這些小刮痕跟孔都在在掃氣孔進氣孔之下
是不是對於二行程的壓縮來講根本沒影響?
謝謝
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