Alternator Pully – 3179935 Parts Number 3179935 Parts Name Alternator Pully Brand Cummins Genuine Parts Models CCEC Cummins K50 Series Tags: Alternator Pully, CCEC, Cummins, Genuine Parts, K50, Pully| Related Posts Alternator – 3016627 Valve Spring – 3633840/3643725 Valve Insert – 3086192/3086193 Exhaust Valve Kit – 3803528 Flywheel – 3012603