{"product_id":"crankshaft-bottom-kit-1999-2000-yamaha-yz250-wiseco-wpc126","title":"CRANKSHAFT BOTTOM KIT 1999-2000 YAMAHA YZ250 WISECO WPC126","description":"\u003cp\u003eComplete crankshaft assembly kit supplied with main bearings and a full gasket set for comprehensive bottom-end service. Factory-assembled and precision-trued to OEM specifications, with engineered oiling features and surface treatments to support durability and reliable operation in high-demand two-stroke use.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\t\u003cli\u003ePrecision-trued to OEM specifications\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eFactory-assembled crankshaft\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eDouble-forged connecting rod for dimensional consistency and grain flow\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eShot-peened rod surfaces to relieve residual stresses\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eCorrosion-resistant surface treatment on critical components\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eCase-hardened big- and small-end rod bores to 58–62 RC for optimal bearing surfaces\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eOptimised crank pin bearing radial running clearance\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003ePrecision-honed bearing surfaces for ultra-round geometry\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eEngineered oiling slots to maximise rod strength and bearing life\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eDouble-drilled small end for improved piston pin lubrication and cooling\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eSilver-coated phosphor bronze thrust washers with dimpled faces for oil retention and reduced friction\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eHigh-quality crank pin bearings\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\t\u003cli\u003eKit contents: Assembled crankshaft, main bearings, complete gasket set\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eAssembly type: Bottom-end crankshaft kit\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eEngine type: Two-stroke single\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eManufacturer: Wiseco\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eManufacturer reference: WPC126\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference OEM Part Numbers\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\t\u003cli\u003e56-180.WI\u003c\/li\u003e\n\u003cbr\u003e\t\u003cli\u003eWPC126\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eVehicle Fitments\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\t\u003cli\u003e\n\u003cbr\u003e\t\u003cp\u003eYamaha YZ250 1999–2000\u003c\/p\u003e\n\u003cbr\u003e\t\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e","brand":"ORO2U","offers":[{"title":"Default Title","offer_id":57125457920373,"sku":"56-180.WI","price":539.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/5011\/6136\/files\/56-180-wi.jpg?v=1777857513","url":"https:\/\/www.smxoffroad.com\/es\/products\/crankshaft-bottom-kit-1999-2000-yamaha-yz250-wiseco-wpc126","provider":"SMXOFFROAD Ltd","version":"1.0","type":"link"}