How long is it safe to run the engine without the belt?
With the belt off, if I don’t hear the squealing sound, what would that tell me? That the fan mount is bad?
It’s mainly present when revving but can also be heard when slowly increasing throttle. When slowly increasing throttle you can get to 4000 rpm or so before hearing the squealing sound vs 2750-3000 rpm when revving before hearing the sound.
I have this squealing, metal-on-metal sound I think is either from a pulley bearing going out or the radiator fan clutch going out. I’ve already replaced the idler pulley and belt tensioner after spraying them with lube to determine what one is making the sound. When spraying them I started with...