-The HCRRP401143 Valve Seat, 1.125" x 1.375" x .187" fits equipment brands such as: Allis Chalmers, Case, Hercules, John Deere, Massey Ferguson, Minneapolis Moline, Oliver
-The HCR7378105 Valve Seat, 1.188" x 1.437" x .219", 45 degree, with 1.328" valve head diameter fits equipment brands such as: Case, Cockshutt, Continental, Ford, International, John Deere, Massey Ferguson, Oliver