Quote:
Originally Posted by Nautilus
In city driving, it will, sooner or later, wear down accessories (alternator, A/C compressor, power steering pump) because solid metal pulley does not allow any compensation for any fault - the smallest wobble in a bearing is amplified by belt tension until it gnaws away at the bearing or the tensioner. Or both.
|
Curious what would cause an aftermarket part to be more out of tolerance than an OEM pulley? I realize they could be cheaply made, but I don't know why an aftermarket pulley would be inherently less precise than OEM.