Originally Posted by MrJones
I don't care for poly bushings.
They do not flex near as much as rubber, and they will split and crack if you drive hard.
I installed them on 3 of my vehicles, and 2 vehicles had split/cracked bushings by the time I got rid of them.
If you truly want hard core performance, replace them with solid bronze bushings, or bearings.
Otherwise use rubber.
Thanks for the feedback. I have only used poly once and I did not keep the project long enough to see if it was or was not beneficial. The solid bushings are definately out. I want some ride comfort....