Zenith Carburetor 801 & 901 (After S/N 126525) & 4000 1962-64 w/172 Cubic Engine
It is your responsibility to make sure you are getting the right part, so check your ID # it could be stamped or tagged on your Carburetor! Fits Tractor(s) 501, 541, 601, 611, 621, 631, 641, 651, 661, 671, 681, 701, 741, 761, 771, 801, 811, 821, 841, 851, 861, 871, 881, 901, 941, 951, 961, 971, 981, 2000, 4000 (All with 7/16″ fuel inlet) Fits Construction & Industrial(s) 1801, 1811, 1821, 1841, 1871, 1881 (All with 7/16″ fuel inlet) Replaces Marvel Schebler Mfg nos TSX813.