Pressure Plate: 10", 3 lever, fingers inside pressure plate (S/N <6502). PART NO: A-163018AS. Clutch Parts > Single Clutch Massey Ferguson TRACTOR: 33 Massey Ferguson TRACTOR: 333 White/ Oliver/ Mpl Moline COMBINE: 525 White/ Oliver/ Mpl Moline COMBINE: 535 White/ Oliver/ Mpl Moline COMBINE: 545 White/ Oliver/ Mpl Moline TRACTOR: SUPER 77 (S/N 6503 > ) White/ Oliver/ Mpl Moline TRACTOR: SUPER 88 (S/N <6502) White/ Oliver/ Mpl Moline TRACTOR: 77 (S/N 6503 > ) White/ Oliver/ Mpl Moline TRACTOR: 770 (S/N 6503 > ) White/ Oliver/ Mpl Moline TRACTOR: 88 (S/N <6502) White/ Oliver/ Mpl Moline TRACTOR: 880 (S/N <6502). . MODELS: Massey Ferguson TRACTOR: 33 Massey Ferguson TRACTOR: 333 White/ Oliver/ Mpl Moline COMBINE: 525 White/ Oliver/ Mpl Moline COMBINE: 535 White/ Oliver/ Mpl Moline COMBINE: 545 White/ Oliver/ Mpl Moline TRACTOR: SUPER 77 (S/N 6503 > ) White/ Oliver/ Mpl Moline TRACTOR: SUPER 88 (S/N <6502) White/ Oliver/ Mpl Moline TRACTOR: 77 (S/N 6503 > ) White/ Oliver/ Mpl Moline TRACTOR: 770 (S/N 6503 > ) White/ Oliver/ Mpl Moline TRACTOR: 88 (S/N <6502) White/ Oliver/ Mpl Moline TRACTOR: 880 (S/N <6502).