{"product_id":"timing-chain-tensioner-guide-stopper-for-yamaha-yz-f-monster-energy-250-2021-202","title":"Timing Chain Tensioner Guide Stopper for Yamaha YZ-F Monster Energy 250 2021-202","description":"\u003ch2\u003eTiming Chain Tensioner Guide\/Stopper for Yamaha\u003c\/h2\u003e\u003cp\u003eThis timing chain tensioner guide and stopper assembly keeps the cam chain properly tensioned on for Yamaha YZ-F 250 motocross bikes. It mounts in the cylinder head to guide the chain and stop the tensioner from over-extending under load.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis timing chain tensioner guide and stopper is built to hold cam chain tension steady on for Yamaha YZ-F 250 four-stroke engines. The timing chain tensioner guide keeps the chain tracking straight while the stopper limits travel to protect the tensioner body. It suits riders rebuilding a top end or replacing worn chain hardware on 2021 through 2025 Monster Energy edition machines.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eGuides the cam chain to keep timing accurate at high rpm\u003c\/li\u003e\n\u003cli\u003eStopper limits tensioner travel to prevent over-extension\u003c\/li\u003e\n\u003cli\u003eDirect fit for the YZ-F 250 cylinder head assembly\u003c\/li\u003e\n\u003cli\u003eConstructed for repeated heat cycles in a four-stroke engine\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged guide hardware during a rebuild\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha YZ250F Monster Energy 2021\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ250F Monster Energy 2022\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ250F Monster Energy 2023\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ250F Monster Energy 2024\u003c\/li\u003e\n\u003cli\u003efor Yamaha YZ250F Monster Energy 2025\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTop end rebuilds and cam chain replacement\u003c\/li\u003e\n\u003cli\u003eRoutine timing chain service on high-hour race bikes\u003c\/li\u003e\n\u003cli\u003eRestoring correct cam timing after a tensioner failure\u003c\/li\u003e\n\u003cli\u003ePre-season teardown and inspection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTiming Chain Tensioner Guide\/Stopper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMachine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003efor Yamaha YZ-F 250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Years\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2021-2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEdition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMonster Energy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this fit both YZ250F and YZ450F? \u003cstrong\u003eA:\u003c\/strong\u003e This guide and stopper is listed for the YZ-F 250 model years 2021 through 2025. Confirm your exact model and year before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Should the tensioner be replaced at the same time? \u003cstrong\u003eA:\u003c\/strong\u003e If the guide shows wear, inspect the tensioner body and chain for matching wear. Replacing related components together helps avoid repeat teardown.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":51063169286230,"sku":"OO1C07562","price":30.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_e6b59ff9-ac3f-4b14-bf06-7dec1ef1754e.jpg?v=1794394287","url":"https:\/\/www.solidspare.com\/products\/timing-chain-tensioner-guide-stopper-for-yamaha-yz-f-monster-energy-250-2021-202","provider":"Solid Spare","version":"1.0","type":"link"}