One New Aftermarket Replacement Manifold Fits Case-IH and IH-Fits FARMALL Models: 105, 203, 93 (Gasoline ONLY, 153 Cubic Inches) Also Fits Case-IH Hay Swather Model: 225 (Gasoline ONLY, 153 Cubic Inches) Also Fits Case-IH Windrower Models: 210, 230, 275, 375 (Gasoline ONLY, 153 Cubic Inches) Also Fits Case-IH Tractor Models: 2504, 3514, 504 (Gasoline ONLY, 153 Cubic Inches) Also Fits Case-IH Industrial Construction Models: 2500 (Gasoline ONLY, 153 Cubic Inches) Also Fits IH-Fits FARMALL Models: 504 Tech Information: – This gas manifold is designed to be used as a vertical or horizontal exhaust. Replaces part numbers: 377179R11, 377179R21 Models this part fits: 105, 203, 210, 225, 230, 2500, 2504, 275, 3514, 375, 504 Reference numbers: 377179R11, 377179R11-A, 377179R21