Description Manifold, universal intake & exhaust, includes gasket set. Tractors: TO20, TO30, TO35, MF35, MF135. Replaces 1750343M91. This item is a suitable alternative for the following: 1040903M91, S60036, S.60036, A533414, A1046679M1, A-1046679M1, 1750343M91, 1750343M1, 144-1040903M91, 1144-1040903M91, 104667M1, 1046679M1, 1040903M92, 1040903M1