One New Aftermarket Replacement Piston Ring Set Fits Massey Ferguson (MF) Tractors - Perkins 4.236 / 6.354.4 EngineThis standard-bore piston ring set is a direct replacement for the Perkins 4.236 and 6.354.4 diesel engines used across Fits Massey Ferguson tractors, White tractors, Hesston swathers and balers, Fits Ford/New Holland balers, and compatible Perkins engine assemblies. Each set restores cylinder compression and sealing to like-new performance. Fits a 3.877" (98.48 mm) standard bore cylinder.Specifications Bore Size: 3.877" (98.48 mm) standard Ring Count: 3 rings per cylinder Ring Widths: 1 x 3/16", 2 x 3/32" Engine Applications: Perkins 4.236, 6.354.4 diesel engines Compatible ModelsFits Massey Ferguson (MF) Tractors: 399, 699, 2640, 2675, 3090, 3505Fits Massey Ferguson Combines/Swathers: 550, 885White Tractors: 2-85, 2-88White Combines: 8700Hesston Swathers: 6550, 6555, 6650, 6655Fits Ford/New Holland Balers: 1426Perkins Engines: LD70052, LD70125, LD70178, LD70179, LD70200, LD70201, LD80136, LD80249, LH50133, LH50149, LH50169, LH50205, LH50225, LH50226Replaces Part Number(s):745738M91, 745 738M91, 745738V91, 41158017, 41158147, U5PR0010Aftermarket Interchange Numbers141158017New aftermarket replacement part - not remanufactured, not used.