{"product_id":"moturo-6236622","title":"Moturo exhaust valve for Shineray Bashan BS250S-11 ATV Quad","description":"\u003ch2\u003eMoturo exhaust valve for Bashan BS250S-11 ATV\/Quad and Shineray 250STXE\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eThe Moturo exhaust valve for your Bashan BS250S-11 ATV\/Quad and Shineray 250STXE\/STIXE — a wear part in the cylinder head that needs servicing after many hours of intensive operation. Valve head diameter 28.5 mm, ready for installation.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe exhaust valve sits in the cylinder head of the Bashan\/Shineray 250 engine and controls the discharge of combustion gases. It opens after the power stroke and guides hot exhaust gases from the combustion chamber into the exhaust port. The valve head measures 28.5 mm in diameter, and the stem and seat geometry follow the factory specifications of the 250 platform. Tightening torques according to the 250 engine workshop manual. Replacement is recommended in cases of loss of compression, burnt seat surfaces, or bent stems.\u003c\/p\u003e\n\u003cp\u003eReplacement takes about an hour with a valve spring compressor, torque wrench, and new cylinder head gasket.\u003c\/p\u003e\n\u003cp\u003eExhaust valve for your quad, made by Moturo.\u003c\/p\u003e\n\u003ch3\u003ePerformance · Material · Specs\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eValve head diameter 28.5 mm\u003c\/li\u003e\n\n\u003cli\u003eFits Bashan BS250S, Shineray 250STXE and 250STIXE\u003c\/li\u003e\n\n\u003cli\u003eStem length and seat angle according to factory specifications of the 250 platform\u003c\/li\u003e\n\n\u003cli\u003eTightening torques according to the 250 engine workshop manual\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3\u003eImportant notes – please read\u003c\/h3\u003e\n\u003cp\u003eComponent for race and off-road use. No ABE\/StVZO approval. Not for use on public roads. Fits exclusively on Bashan BS250S and Shineray 250STXE\/STIXE — other 250 platforms have different valve dimensions.\u003c\/p\u003e\n\u003ch3\u003eTools \u0026amp; time required\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eValve spring compressor\u003c\/li\u003e\n\n\u003cli\u003eTorque wrench\u003c\/li\u003e\n\n\u003cli\u003eHex key set in common sizes\u003c\/li\u003e\n\n\u003cli\u003eAbout one hour for an experienced mechanic\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003ch3\u003eScope of delivery\u003c\/h3\u003e\n\u003cp\u003e1 × exhaust valve. Not included: valve springs, spring retainers, valve stem seals, cylinder head gasket, tools.\u003c\/p\u003e\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the valve fit other Chinese 250cc quads?\u003c\/strong\u003e\u003cbr\u003eOnly on Bashan BS250S and Shineray 250STXE\/STIXE. Other 250 platforms have different valve dimensions — compare with the photo on the item before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need a TÜV registration?\u003c\/strong\u003e\u003cbr\u003eNo, it is an internal engine component. Note the race\/off-road warnings above.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShould I replace the valve springs and stem seals at the same time?\u003c\/strong\u003e\u003cbr\u003eYes, if worn. A complete set is worth it if the cylinder head is already open.\u003c\/p\u003e\n\u003cdiv\u003e\n\n\u003cspan\u003eMoturo exhaust valve for Bashan BS250S-11 ATV\/Quad and Shineray 250STXE\/STIXE. Valve head diameter 28.5 mm, stem and seat geometry according to factory specifications of the 250 platform, ready for installation. Component for race and off-road use.\u003c\/span\u003e\n\n\u003c\/div\u003e","brand":"Moturo","offers":[{"title":"Default Title","offer_id":60712958001486,"sku":"6236622","price":15.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1077\/1205\/3582\/files\/Moturo-Auslassventil-fuer-Shineray-Bashan-BS250S.jpg?v=1788885640","url":"https:\/\/moturo.eu\/en\/products\/moturo-6236622","provider":"MOTURO","version":"1.0","type":"link"}