One New Aftermarket Replacement Exhaust Manifold Fits International/FARMALL Tractor Models: D414, D436, D466, DT414, DT436, DT466, DT466B, DT1466, DT1466B, DT1466C Fits Case-IH Combines: 1640 (BSN JJC0034705), 1660 (BSN JJC0038346), 1680 (BSN JJC0045689) Replaces Part Numbers: 675779C3 Models This part fits: 1066, 1086, 1440, 1460, 1466, 1470, 1480, 1486, 1566, 1586, 3388, 3488, 3588, 3688, 3788, 4166, 4186, 4366, 4386, 5088, 5288, 5488, 6388, 6588, 6788, 7288, 7488, 815, 915, 966, 986, Hydro 100, Hydro 186 Reference Numbers: 675779C1, 675779C3, 675779C3-A, Exhaust Manifolds, Rear Manifolds