Sometimes it can be very difficult to tell or see the actual wear, in which case we would recommend replacing if there’s a lot of miles on the unit, or it’s getting up there in age. It is very important to inspect it regularly for separation, dry rot, and slippage. “The OE damper is tuned to a specific frequency set by the manufacturer this is a narrow band targeted at the most harmful vibrations. They explain why an OEM damper needs to be inspected or replaced as you increase horsepower. Nick Orefice and Brian LeBarron from Fluidampr help customers ensure their harmonic balancers are up to the task of dealing with high levels of horsepower.
When you mix that with normal wear and tear you have a recipe for premature failure. If you change how much horsepower an engine produces, it will begin to overwork that stock harmonic balancer in a hurry.Īn OEM harmonic balancer was never designed to see elevated levels of horsepower. These units are typically made with a cast ductile iron center hub, outer inertia ring, and bonded layer of elastomer material holding everything together. When a manufacturer releases a vehicle, the stock harmonic balancer is only designed to work with a certain level of horsepower, torque, and RPM. The harmonic balancer itself looks simple, however, it functions in a complex environment filled with parts that move at a high rate of speed under extreme conditions. Bolting on horsepower is great, but you need to make sure you have the harmonic balancer to match the power you’re adding to an engine or there could be serious consequences.Ī harmonic balancer could easily be considered one of the most important parts of an engine that doesn’t get the attention or respect it deserves. Taking that a step further, the aftermarket offerings for these vehicles is deep, with plenty of ways to add horsepower. When you survey the current landscape of high-performance vehicle options it becomes obvious there are a plethora of choices available.
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