aart.nr:B41304 /51802 oem.ref:887892M1 Bolt 5/16'' x 1 3/4'' UNC for attaching pressure group to flywheel. Massey Ferguson 133, 135, 135MKIII, 135V, 140, 145, 145MKIII, 145S, 145V, 148MKIII, 152, 152MKIII, 155, 158, 158MKIII, 158S, 165, 165MKIII, 168, 175, 178 , 185, 188, 230, 231, 235, 240, 240S, 243, 245, 250, 253, 255, 260, 261, 265, 265S, 275, 275E, 285, 285S, 290, 290E, 342, 350, 352, 355, 360, 362, 365, 375, 375E, 390, 390E, 410, 415, 420, 481, 550, 560, 565, 575, 590, 675, 690,