Base Carburetor Repair Kit (For Zenith carburetors) Fits International Massey Harris Case Cockshutt Oliver Tractor Fits: International- Power Units U169, U220, U240, U269, U282 (All w/ carb 11175,A, B, 11176,A, B, 11237,A, 11237D, 11670, 11697, 11698, 11927, 11978, 12106) Massey Harris: Challenger, Pacemaker, 44, 44-6, 55, 555 (All w/ carb S1214, 8503, 10279, 10285, 10444, 10445, 11510, 11523, 11524, 11629, 11979)- Case- C, CC, D, DC (All w/ carb 8964, 8964A, 8964B); 400B w/ carb 12329, 12329A; 500B, 600B both w/ carb 12255, 12255A, 12255C- Cockshutt- E3, E4, E5, 30, 40, 50 (All w/ carb 10381, 10487, 10633, 10890, 10946, 10946A, 11443, 11443A, 11447,A,F, 11470,A,C, 11489,A, 11509, 11918,A, B, 12038, 12504, 12574)- Oliver- 70 w/ carb 8543, 8543A, 9739, 9739A, 12259, Power Units w/ carb 10373, 10462, 10625 - Specifications Needle & Seat #31-646 (3/8 thread) Float lever pin Seal Gaskets Instructions INCLUDES PARTS SHOWN IN PICTURE, INSTRUCTION SHEET & DIAGRAM WILL SHOW PARTS THAT ARE NOT INCLUDED IN THIS KIT FOR REASSEMBLY PURPOSES ONLY. Replacement Numbers: International- 262523R92, 262526R92, 262525R92, 269477R91, 270802R91, 270804R91, 274648R91 Case- G45162, G45719- Cockshutt- TGO7013B, TO13162, TO13354- Make sure to find your carb manufacturer number in the list, If your number is not in this list, this kit is not the correct kit for your application