Cat style 1036186 Gasket Kit. Cylinder Block and Oil Pan Gasket KitContains the gaskets, locks, o-rings, and seals required to assemble an engine from the top deck of the cylinderblock downward. This includes oil pan and side cover gaskets. In addition, the gaskets needed to repair and installan internal oil pump and internal oil lines are included when a separate oil pump gasket kit is not o?ered. If the oilpump is external, the oil pump and lines gaskets and seals will be contained in the oil pump gasket kit. This kit doesnot contain cylinder liner bands and seals. They are contained in the single cylinder liner gasket kit. This is a New Aftermarket Gasket Kit that fits the following Models and Engine Arrangement numbers. Engine Application S/N First Last Arrangement Part 3412 Natural Gas 7DB 532 UP 7E8404 Cyl Block & Oil Pan : Model S/N First Last Engine S/N First Last Arrangement Part 990 7HK 1 UP 3412 73W 14550 UP 4P4990 Cyl Block & Oil Pan : Please verify part number prior to order. Thanks for viewing our listings. Please click "Ask A Question", or call us if you have a parts need that you do not see listed here. We will do our best to locate the parts you need, and make every effort to save you money. For parts information in English please call Chris at (813)365-0042. Gracias por ver nuestros anuncios. Por favor, envíe un mensaje, o simplemente llámenos si necesita alguna's pieza que no ves listado. Mencionado Haremos nuestro mejor esfuerzo para localizar las piezas que necesita, y hacer todo lo posible para ahorrar dinero. Para espanol llame a Darcy a el (813) 365-0042.