Originally Posted by
Fudgey
so on my 1983 sierra, when i removed the rear shock bolts to fit the coilovers, how come i could do the nyloc nut back up with my fingers, even through the nylon part that is supposed to cause friction on the bolt so as not to vibrate off?
At a guess the nylon being so old has dried out and gone brittle?, either way nylocs are designed and can be used many times over.