What do you need to know about harmonic balancer?
The harmonic balancer is an engine component found on virtually all rotating internal combustion engines and plays an important role in protecting the engine from dangerous harmonic vibrations and potential damage. For this reason, if you suspect that your harmonic balancer may be having an issue,…
Can a bad harmonic balancer cause engine damage?
Products Mentioned in this Guide One automotive part that frequently gets overlooked is the harmonic balancer (also known as a vibration damper or crankshaft damper). Although the component is often forgotten, when it fails, it can cause major problems—including severe engine damage.
What causes the timing marks on a harmonic balancer to shift?
Misaligned timing marks. The harmonic balancers found on many vehicles are constructed as two pieces of metal with a rubber layer in between to dampen the vibrations. If the layers separate or slip, the timing marks, which are usually stamped into the front of the pulley, can shift and thus throw off the placement of the timing marks.
What happens when a harmonic damper goes bad?
One automotive part that frequently gets overlooked is the harmonic balancer (also known as a vibration damper or crankshaft damper). Although the component is often forgotten, when it fails, it can cause major problems—including severe engine damage.
What causes a harmonic balancer to go bad?
As time goes by, the harmonic balancer attached to the crankshaft can go bad due to continuous contact with chemicals, from other elements and/or from old age. These are the factors that can cause the crankshaft to develop cracks and finally fail.
How do you get a harmonic balancer out of a car?
Some vehicles have threaded bolt holes in the balancer that can be used to attach a puller. Tighten the center bolt with a ratchet handle or breaker bar until the balancer breaks free. Note: Most harmonic balancers are kept from rotating on the crankshaft by using a woodruff key.
How is a harmonic balancer fitted to a crankshaft?
It is made of rubber and metal and is circular in nature. It is fitted to the free end (accessory drive) or the front end of the crankshaft to absorb the torsional and the resonating vibrations from the crankshaft. The device must be interference fit to the crankshaft for it to operate with maximum efficiency.
Is there warranty on harmonic damper balancer rebuild?
Naturally, our services to rebuild your old harmonic damper will cost more than a junky aftermarket part that won’t last long and hasn’t got a warranty. We offer you a remanufactured OEM part for your old Chevrolet, Ford or Holden and it has a 5 year unlimited km warranty.