No matter how well-tuned it is, your race engine is a grumbling beast. Consider that there are four controlled explosions with every turn of the crankshaft in a V-8 engine. At 7,000 rpm, the spark ...

The dampers for the 6.7 liter Cummins engine can reduce vibration caused by engine torque spikes, the company says. The self-tuning design allows the damper to adjust to the engine’s frequency. The ...

You might be wary of hanging a heavy hunk of metal on the front of your crankshaft, but a quality racing harmonic damper will actually produce horsepower and help your engine live longer. I have been ...