Part Number 3138642R3- A New Original Valve Cover Gasket For 4 Cylinder Engines An IH D-155, D-179, D-206, D-239, D-246, D-268 Engines, IH 275, 375 Self-Propelled Windrowers, CaseIH 4000, 5000 Self-Propelled Windrower, IH 278, 433, 474, 533, 553, 584, 585, 633, 644, 654, 684, 685, 724, 733, 744, 784, 785, 824, 833, 844, 884, 885, Hydro 84 Tractors, CaseIH Industrial 248 Tractors, IH Industrial 258, 268 Tractors, CaseIH 585, 595, 685, 695, 885, 895, 995, 3230, 4210, 4230, 4240 Tractors.  Old Part Numbers Are 3138642R1, 3138642R2, 3144786R92.