What is the function of automobile engine rocker arm?
Introduce the combustible mixture (or fresh air) into the cylinder; Then, compress the combustible mixture (or fresh air) entering the cylinder, and ignite the combustible mixture when the compression is near the end point (or inject diesel into the cylinder under high pressure to form the combustible mixture and ignite it).
What are the causes of valve rocker arm fracture?
The pressed depth of the valve guide is not enough, and it is too long above the cylinder head plane, which causes the spring seat to hit the top of the valve guide when opening, while one end of the rocker arm is forced to press down under the push of the camshaft, and the valve rocker arm is broken due to the resistance of the guide.
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