QUESTION--what makes CV's click??

Jul 09, 2003 2 Replies

I know they click when they're getting worn out but what is the physical process that makes them click? What is binding?



Is there some way they're supposed to be clocked to each other when assembled on the axle? I sort of remember reading somewhere that they need to be clocked properly. If so, what is the correct clocking????



I got a clicker working on the passenger side during right hand turns.



JohnF


When they get loose they will click. Theres a special tool to tighten them up.

There are probably other reasons they click too but that's one.

Each ball rides in an elongated socket or ramp. Normal wear causes a normal wear pattern. Abnormal wear causes the balls to travel outside of the normal wear pattern and they climb in and out of "the groove". Ball also crack and the ramps crack. In theory you never move a ball out of its' track and never replace "a" ball with a new one. I have replaced an individual ball when one was cracked and gotten much more use out of the joint. It isn't recommended though, because in theory that one ball will take all the pressure until it either breaks or is otherwise reduced to fitting equal to the others. I suppose if you washed all the grease out of a new CV joint it would click just like a worn out one does, so certainly a lack of lubricant is a reason for the noise. Operating CV joints at angles they aren't accustomed to will destroy them almost instantly. My advice to anyone wanting to change ride height is to figure out exactly what ride height works for you and as soon as possible, replace all the CV joints so they will wear in to the travel at this setting. I destroyed a set in 3 months because of changing the operating angles on a set of already broken in but otherwise new CV's. Yes, new balls are readily available - if you want to take a chance, but replace all of them - not just one or two, and yes, they will wear out quicker than new ones. After you thoroughly wash the parts, put them all together prior to re-packing and watch the ball travel on the ramps. It's easy to see how they wear and why and what will destroy them.

- Dave JohnF wrote in message news: snipped-for-privacy@news.la.sbcglobal.net...

is the

other when

somewhere that they

clocking????

hand turns.

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