发动机气门间隙调整，是车辆维修、保养工作的重要内容．鉴于发动机种类多现介绍一种匣子记忆的方法，使桑作者参考。当发动机某一缸的活塞位于压缩上止点时．根据“双排不进”4字及发动机的工作顺序，即可对发动机的进排气门是否可调进行判别。对于4缸机，如工作顺序为1－3－4 Engine valve clearance adjustment is an important part of vehicle maintenance and repair work. In view of the engine type and more present a method of memory box, so that the author of Sang reference. When a cylinder of the engine piston compression top dead center. According to the “double row does not enter” 4 words and engine work order, you can judge whether the engine’s intake and exhaust valve is adjustable. For 4-cylinder machine, such as the work order is 1-3-4