Originally Posted by one58
Hi I have a mega .21 motor and I can feel the rod ends are going bad. What will happen if I keep using it? Can I just keep using it until it fails and then replace?
you dont want the rod to fail at 30,000 RPM !
replace the rod and the piston pin before it goes bang.
if you wait till it fails, then you will be replacing a complete motor, not the rod.