5 0 Perkins 1106 Engine Harmonic Balancer for Caterpillar C6.6 $250 USD (GOOD USED) Perkins 1106/ Caterpillar C6.6 Diesel Engine Harmonic Balancer, Dampner, for sale!!!! Perkins Part #: 3347A042, Caterpillar Part #: 274-1930; Stock #: D1005 For more information... ConditionUsedFits To Make(s)CaterpillarFits To Model(s)C6.6Part Number3347A042Stock NumberD1005 MLS Number13767463CategoryEngine Harmonic Balancers Last Updated8/19/2025 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info