The cylinder head carries the valves, valve springs and the rockers on the rocker shaft, this part of the valve gear being worked by the push-rods.

 
  • 氣缸蓋攜帶閥門(mén),氣門(mén)彈簧和在搖臂桿上的搖臂,這部分的氣門(mén)傳動(dòng)機構通過(guò)推桿工作。
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