{"product_id":"honda-xr250r-xr400r-cylinder-base-gasket-11191-kcz-000","title":"Honda XR250R \/ XR400R Cylinder Base Gasket - 11191-KCZ-000","description":"\u003cdiv style=\"text-align: start;\"\u003e\u003cimg height=\"63\" width=\"225\" style=\"margin-bottom: 16px; float: none;\" alt=\"Genuine Honda Motorcycle Parts Logo\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0899\/5009\/3636\/files\/Honda_logo.png?v=1734946771\"\u003e\u003c\/div\u003e\n\u003cp data-path-to-node=\"3\"\u003eThis is a genuine Honda Cylinder Base Gasket (Part Number: 11191-KCZ-000). It is the critical seal that sits between the engine crankcase and the cylinder block on Honda’s high-performance, air-cooled RFVC (Radial Four Valve Combustion) engine platform.\u003c\/p\u003e\n\u003cp data-path-to-node=\"4\"\u003e\u003cb data-path-to-node=\"4\" data-index-in-node=\"0\"\u003eVehicle Compatibility \u0026amp; Year Fitment\u003c\/b\u003e\u003c\/p\u003e\n\u003ctable data-path-to-node=\"5\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Years\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"5,1,0,0\"\u003eHonda XR400R\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"5,1,1,0\"\u003e1996–2004\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"5,2,0,0\"\u003eHonda XR250R\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"5,2,1,0\"\u003e1996–2004\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-path-to-node=\"6\"\u003eTechnical Note: The KCZ prefix identifies this as a component for the mid-to-late 90s era of the XR range. This gasket is specifically engineered to handle the high heat and compression ratios of the 250cc and 400cc RFVC powerplants.\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003e4. Fitment \u0026amp; Installation Details\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003eThe application for this part is the cylinder base, which is the mating surface between the crankcase and the cylinder. Mechanically, this gasket is responsible for sealing the engine's internal oil passages and the cylinder's oil drain returns. Because this is an air-cooled engine, the expansion and contraction of the aluminum block are significant. Before installing, ensure that the mating surfaces on both the crankcase and the cylinder are absolutely clean and free of old gasket residue. When installing this gasket, it should be placed completely dry. Avoid using RTV silicone or gasket sealers, as these can easily migrate into the oil return passages and cause a partial blockage, which leads to overheating or oil starvation in the cylinder head. Always check that the two alignment dowels are present and undamaged, as these keep the gasket perfectly centered during the cylinder installation.\u003c\/p\u003e\n\u003cp data-path-to-node=\"3\"\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eImportant:\u003c\/strong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003ePlease ensure the part number matches your motorbike before purchasing. If you have any questions about the part or its compatibility, feel free to contact us. We’re here to help!\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eAt\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDmmotorcycles\u003c\/strong\u003e, we’ve specialized in vintage and vintage sports motorcycles and parts directly from Japan since 1998. We stock a wide selection of rare\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003egenuine\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand high-quality\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eaftermarket\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eparts and continually update our inventory to meet growing demand.\u003c\/p\u003e\n\u003cp\u003eLooking for a specific part? Don’t hesitate to ask! We may have it in stock even if it’s not listed online. If not, we’ll do our best to source it for you.\u003c\/p\u003e\n\u003cp\u003eWe’re also happy to provide guidance on installation and offer excellent after-sales support to ensure your satisfaction.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eShipping Information\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eWe ship worldwide, carefully inspecting and securely packing all parts to ensure safe delivery. Your order will be insured and shipped quickly, with the best available shipping option chosen for speed and reliability.\u003c\/p\u003e\n\u003cp\u003ePlease note:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll parts are shipped from Cyprus (Europe).\u003c\/li\u003e\n\u003cli\u003eCustomers outside the EU may incur additional import taxes based on the value of the item.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honda","offers":[{"title":"Default Title","offer_id":56903953121604,"sku":null,"price":26.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0899\/5009\/3636\/files\/MVIMG_20260604_123050.jpg?v=1782895016","url":"https:\/\/www.dm-motorcycles.com\/products\/honda-xr250r-xr400r-cylinder-base-gasket-11191-kcz-000","provider":"www.dm-motorcycles.com","version":"1.0","type":"link"}