{"product_id":"1660633-gasket-kit-fits-caterpillar-models","title":"1660633 Gasket Kit Fits Caterpillar Models","description":"\u003ch3\u003eOne New Aftermarket Replacement Central and Lower Gasket Set for Caterpillar (Cat) Diesel Engines\u003c\/h3\u003e\u003cp\u003eThis aftermarket replacement Central and Lower Gasket Kit covers the central and lower engine block sealing surfaces on Caterpillar diesel engines. The kit includes the gaskets required to seal the mid and lower sections of the engine during overhaul or repair service, helping prevent oil and coolant leaks at critical block interfaces. It is a direct replacement for Caterpillar OEM part number 1660633 and is sold new -- not remanufactured, not used.\u003c\/p\u003e\u003cp\u003eInterstate-McBee markets an equivalent kit under part number M-1660633, confirming broad aftermarket availability and acceptance of this part across the diesel engine service industry.\u003c\/p\u003e\u003ch4\u003eCompatible With\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eCaterpillar Diesel Engines:\u003c\/strong\u003e Please verify your specific engine model and serial number against the OEM part number 1660633 before ordering. This kit is cataloged by multiple heavy-duty diesel parts suppliers for use in Caterpillar engine applications including construction, industrial, and agricultural equipment.\u003c\/p\u003e\u003ch4\u003eReplaces Part Number(s):\u003c\/h4\u003e\u003cp\u003e1660633\u003c\/p\u003e\u003ch4\u003eAftermarket Interchange Numbers\u003c\/h4\u003e\u003cp\u003eM-1660633 (Interstate-McBee)\u003c\/p\u003e\u003cp\u003eNew aftermarket replacement part - not remanufactured, not used.\u003c\/p\u003e","brand":"Reliable Aftermarket Parts, Inc® -OD","offers":[{"title":"Default Title","offer_id":42452541014099,"sku":"1660633","price":43.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0079\/4060\/3955\/files\/RAP_ComingSoon_Tractor_f9812f32-78c5-47d3-ae2e-621710d981b0.jpg?v=1757663843","url":"https:\/\/www.reliableaftermarketparts.com\/products\/1660633-gasket-kit-fits-caterpillar-models","provider":"Reliable Aftermarket Parts, Inc®","version":"1.0","type":"link"}