What Is A Crankshaft Pulley?
What Is A Crankshaft Pulley? The crankshaft pulley (harmonic balancer) is mounted on the end of the crankshaft. Its purpose is to turn the drive belts that operate the engine accessories (alternator, air conditioning compressor, etc.) What happens if a crankshaft pulley breaks? When a crankshaft pulley fails (or the timing belt due to a