KTA19 Cummins Piston Ring Set 4090028 Parts Catalog Ref No. Part Name Part No. Required 　 Connecting Rod And Piston PP42756 　 　 Engine Connecting Rod 3811995 6 1 Engine Connecting Rod 3811994 1 2 Fracture Resistant Screw 3013265 2 3 Bushing 3043909 1 4 Pin Dowel 69558 4 5 Plain Washer 205126 2 6 Connecting Rod Bearing 205840 12 …