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日产天籁气门弹簧长的是哪边
更新时间: 2021-06-02 06:50:38  

1、日产天籁气门弹簧长的是排气门,进气门短排气门长。因为排气没要承受高位高压冲击所以排气门弹簧都比进气门硬或是长。

2、气门弹簧是保证气门及时落座并紧密贴合,防止气门在发动机振动时发生跳动,破坏其密封性的小工具。

关键词: 日产 天籁 气门 弹簧 哪边

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