Piston 4987914 Parts Number 4987914 Parts Name Piston Brand Cummins Genuine Parts Models DCEC Cummins L serial Tags: 6L, Cummins, DCEC, Genuine Parts, Piston| Related Posts Piston 3017348 Piston Ring Set 4295801 Piston Pin 68445 Set Piston Ring 4955251 Bearing Con Rod 214950