Obtaining perfect balance is important to your engine's performance. The harmonic balancer reduces torsional vibration of the crankshaft, which is the motion naturally generated during each power ...

A clever invention, it’s called a harmonic balancer repair sleeve, or “seal saver,” and not only is the device a fast, easy, and inexpensive means to rehabilitate a worn-out harmonic balancer, the ...

I assume it’s the harmonic balancer on the engine, which dampens vibrations in the engine. A faulty balancer could ultimately damage the engine. The cost seems way too high; a balancer should cost a ...