Coolant equalization tank plug fits: CHALLENGER MT 425 B, MT 445 B, MT 455 B, MT 465 B, MT 475 B, MT 525 B, MT 545 B, MT 555 B, MT 565 B, MT 575 B, MT 585 B, MT 595 B; MASSEY FERGUSON 4435, 4445.
Autoxl