{"product_id":"vertex-wr101-158-complete-engine-rebuild-kit-ktm-50sx","title":"Vertex Complete Engine Rebuild Kit WR101-158 — KTM 50 SX 2009-2012","description":"\u003ch1\u003e\u003cstrong\u003eVertex Complete Engine Rebuild Kit WR101-158 — KTM 50 SX 2009-2012\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eGet your KTM 50 SX back on the track with the Vertex WR101-158 Complete Engine Rebuild Kit. This package eliminates the guesswork and sourcing time of a full engine overhaul, bundling components from Vertex and Hot Rods into a single, comprehensive box.\u003c\/p\u003e\n\u003cp\u003eDesigned for performance, this kit includes everything from the precision-forged Vertex piston kit to a complete set of Hot Rods heavy-duty bearings and seals. Whether you are addressing a mechanical failure or performing maintenance, this kit ensures your 2-stroke engine returns to factory-spec reliability and power output.\u003c\/p\u003e\n\u003ch3\u003eTop Features: Vertex Engine Rebuild Kit\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVertex Piston Kit:\u003c\/strong\u003e Standard compression piston, rings, pin, and clips for optimal combustion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot Rods Heavy-Duty Crank:\u003c\/strong\u003e Stock stroke crankshaft including the essential wrist pin bearing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Bearing \u0026amp; Seal Support:\u003c\/strong\u003e Includes main bearing\/seal kit, transmission bearing kit (w\/ output shaft collar and sprocket lock washer), counter balancer bearings, and water pump components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull Gasket Set:\u003c\/strong\u003e Includes all necessary top-end and bottom-end gaskets, seals, and O-rings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePlease review the detailed compatibility data below to ensure an exact fitment match for your motorcycle before finalizing your purchase.\u003c\/p\u003e\n\u003ch3\u003eFitment List\u003c\/h3\u003e\n\u003ctable border=\"1\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eYear Range\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eVehicle Brand\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd;\"\u003eVehicle Model \u0026amp; Sub-Model\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e2009-2012\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eKTM\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e50 SX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this kit include everything needed for a bottom-end rebuild?\u003c\/strong\u003e\u003cbr\u003eA: Yes. This is a comprehensive rebuild kit that covers internal components for both the top and bottom end, including the crankshaft, all major bearings, seals, and gaskets.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are the internal engine specs identical to OEM?\u003c\/strong\u003e\u003cbr\u003eA: Yes. This kit is designed to meet or exceed OEM specifications, ensuring a perfect fit and restored performance for your KTM 50 SX.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this kit compatible with other years?\u003c\/strong\u003e\u003cbr\u003eA: This specific kit is engineered for the 2009-2012 KTM 50 SX. Please check our site or contact us if you need components for a different year model.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExpert Pro-Tip:\u003c\/strong\u003e When performing a full engine rebuild, cleanliness is critical. Ensure your engine cases are thoroughly cleaned of all old gasket material and debris before installing the new seals and bearings to prevent premature failure. Always use a high-quality assembly lube on bearing surfaces during installation.\u003c\/p\u003e\n\u003ch3\u003eRecommended Pairings:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/motohousemx.com\/collections\/ktm-2-stroke-dirt-bikes-performance-parts-accessories-moto-house-mx\"\u003eKTM 2-Stroke Performance Parts \u0026amp; Upgrades\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/motohousemx.com\/collections\/ktm-50-sx-performance-upgrades-engine-mods-accessories-moto-house-mx\"\u003eKTM 50 SX Performance Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/motohousemx.com\/collections\/mx-off-road-motorcycle-tools\"\u003eEngine Assembly \u0026amp; Measuring Tools\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAt Moto-House MX, we carry the best brands in motocross and off-road performance. Our team has over 40 years of experience helping riders get more out of their bikes. Every order ships fast from our Central Florida location.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMoto-House MX – Choice of Champions – Clermont \/ Montverde, FL. Central Florida's premier powersports source with lightning-fast worldwide shipping.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Vertex","offers":[{"title":"Default Title","offer_id":40574970495059,"sku":"WR101-158","price":581.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1754\/5421\/files\/vertex-wrench-rabbit-engine-complete-rebuild-kit-wr101-158-2009-2012-ktm-50-sx-728277.jpg?v=1735463336","url":"https:\/\/motohousemx.com\/products\/vertex-wr101-158-complete-engine-rebuild-kit-ktm-50sx","provider":"Moto-House MX","version":"1.0","type":"link"}