The harmonic damper located on the front of the crankshaft serves a very important purpose. It's designed to absorb the resonate harmonics that can otherwise lead to crankshaft failure. It's assembled ...

An often overlooked source of fatigue — not to mention equipment damage — that’s relatively easily mitigated with routine preventive maintenance is a stressed crankshaft damper, reports Brian LeBarron ...

What is a damper, and where is it on the engine? It is the barbell-looking “weight” on the front of the crankshaft near the front of the engine. There is a free-floating ring of steel (inertia ring) ...