3976832, 3279446, 3911621, 3922901, 3934823, 3936207, 3937556, 4063951. Fit For Cummins Diesel Engine4B3.9, B4.5, B5.9, C8.3L 6C 6CT 6CTA 6CTAA,B6.7, ISB, QSB6.7, ISF. Fit For Cummins the M939, M939A1, M939A2, M923, M931, M936, M925 as well as other M939 series 5-ton vehicles.
