358308r11 Lp Manifold Fits Ih Fits Farmall M Sm W6 400 450

This IH propane manifold will. increase your horsepower on GAS tractors ONLY --- You may have to drill your carb flange mounting holes to 1/2" in order to bolt on to this propane IH manifold. Call us toll-free at1-888-6PARTS6 (1-888-672-7876) or directly at517-347-7033.