Stop pesky engine oil leaks before they cause permanent damage to your engine. NICHE Gasket Part Number 519-KGS2247K Includes: NICHE Gasket Kit Compatible with the following brands: Yamaha Compatible with the following models: YFZ450... NICHE Gasket Part Number 519-KGS2247K Includes: NICHE Gasket Kit The valve cover is sealed to the upper section of the engine cylinder head by a valve cover gasket. Replaces for the following OEM MPN's: 4FM-12213-00-00, 5TA-11181-00-00, 5TA-11351-00-00 Compatible Vehicle: ATV This seal establishes a proper compression and prevents fluid leaks into the cylinders Compatible with Yamaha 2003-2005 YZ450F, 2004-2013 YFZ450 NICHE GASKET A gasket is a mechanical seal which fills the space between two or more mating surfaces, generally to prevent leakage from or into the joined objects while under compression. Some Types of Gaskets: Head gaskets create a seal between the engine block and cylinder head. Base gaskets create a seal between the top-end of your engine and the engine cases. Compatible with the following brands: Yamaha About NICHE NICHE provides Powersports replacement parts. 100 Pieces Mini Christmas Stockings Bulk Christmas Colleague Gifts Employees Office Christmas Decor Xmas Tree Decorations for School or Church Homless Charity Donate, 5.9 x 4.3 Inch Includes Base Gasket, Tensioner Case, and Head Gasket. Yamaha Cylinder Kit Set Cylinder Head Original HLY | Shopee Malaysia Compatible with 2003-2006 WR450F Head Gasket Stop Leak Cylinder Head, Base & Tensioner Case Gasket Kit For Yamaha Yfz 450 Accessories