Each rocker arm has a bushing beneath the rocker arm screw. When the bushing is worn out, the rocker arm will continue to loosen up.
Keep wriggling it, it works!
Sure can, Quick A bent push rod will cause a loose rocker A loose rocker has no way to bend a push rod, there is no pressure.
It will cause the engine to run rough and eventually it will damage the valve and rocker.
Gotta have the correct torque specifications and tighten those nuts on the spring assemblies. Too tight,and they don't flutter right. Too loose,and they allow the rocker arms to wiggle out of whack. My apologies for not being more specific,I'm just a 'driveway mechanic'. You need to replace the locknuts for the rockers. I'm not sure if they are positive stop or not.
My belt is too loose, I have to tighten it.
Not usually. If the rocker arms are loose because the cam lobes are worn down, that could be an indication of a worn engine, which might have bad rings or loose valve guides, which would cause an engine to smoke.
loose rocker arm[s]
You need to remove the valve cover and check the bolts holding the rocker arm to the head. There are at least six bolts holding the rocker arm , and I dont think they would all come loose at the same time. After you remove the valve cover you may find that you have a loose or broken valve especially if you have a skip in the engine or a rattle or both.
To tighten a loose drive belt, find the pully that is connected to the belt. Tighten the pully and then hold the belt in place using the adjuster belt. Check out the related video to see an example of how this is done.
it could be loose.
You can not tighten a T-Rod end up. If it is loose then replace it.
Cannot tighten, Replacement is the only fix for loose transfer case chain.