The supercharger uses straight cut gears in the nose drive and at idle there is no load on the gears that they tend to rattle back and forth a bit and that presents as a rattling sound.
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美
- 在鼻子里切断齿轮,增压器使用直线驾驶并且在闲著在那些齿轮上没有负荷他们倾向于的那作为发出卡嗒卡嗒声的来回一点的卡嗒卡嗒声和那礼物声音。