国产CA488型汽油机和克莱斯勒汽油机等型式的发动机,气缸盖上顶置凸轮轴,凸轮轴下方靠凸轮与悬浮式滚动摇臂的滚子相接触,摇臂的一侧下方与液压间隙调节器相接触,另一侧下方与气门座、气门弹簧和气门相接触。当发动机的气门弹簧、气门、液压间隙调节器或摇臂等有损坏,需要更换时,都要拆装气门弹簧,才能将气门机构解体。这里介绍这种类型的发动机的气门弹簧的专用拆装工具,见图1。 有了专用拆装工具,在汽车上或在发动机上不必拆下凸轮轴,即可拆 Domestic CA488-type gasoline engine and Chrysler gasoline engine and other types of engine, the cylinder head overhead camshaft, camshaft below the cam and the suspension roll rocker roller contact, the lower side of the rocker arm in contact with the hydraulic lash adjuster , The other side of the valve seat, valve spring and valve contact. When the engine valve spring, valve, hydraulic lash adjuster or rocker arm, etc. are damaged, need to be replaced, have to disassemble the valve spring, in order to disassemble the valve train. Here is a description of this type of engine valve spring special removal tool, shown in Figure 1. With special disassembly tools, you can disassemble the camshaft on the car or on the engine