{"product_id":"vertex-wr00003-complete-engine-rebuild-kit-ktm-50-sx-moto-house-mx","title":"Vertex Complete Engine Rebuild Kit WR00003 — KTM 50 SX 2004-2008","description":"\u003ch1\u003e\u003cstrong\u003eVertex Complete Engine Rebuild Kit WR00003 — KTM 50 SX 2004-2008\u003c\/strong\u003e\u003c\/h1\u003e\n\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eWhen your young rider's KTM 50 SX needs a mechanical refresh to get back to the top of the podium, the Vertex Complete Engine Rebuild Kit (WR00003) is the ultimate solution. This \"one-stop-shop\" master kit combines industry-leading Vertex piston technology with the proven durability of Hot Rods crankshaft and bearing components to provide a complete, factory-spec overhaul.\u003c\/p\u003e\n\u003cp\u003eDesigned for the high-demand 50cc racing environment, this kit simplifies the complex task of sourcing parts by bundling every essential internal component into one convenient, high-performance package. Ensure reliable power and longevity for your 50cc machine with these precision-engineered parts.\u003c\/p\u003e\n\u003ch3\u003eWhat’s Inside the Box:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVertex Piston Kit:\u003c\/strong\u003e Standard compression piston, high-performance rings, wrist pin, and circlips.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot Rods Heavy-Duty Crankshaft:\u003c\/strong\u003e Stock stroke, pre-assembled with the essential wrist pin bearing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot Rods Main Bearing \u0026amp; Seal Kit:\u003c\/strong\u003e Engineered for maximum reliability under high-RPM racing conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot Rods Transmission Bearing Kit:\u003c\/strong\u003e Includes all transmission bearings, output shaft collar, and sprocket lock washer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot Rods Counter Balancer Bearing Kit:\u003c\/strong\u003e Critical components for maintaining smooth, vibration-free engine operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot Rods Water Pump Bearing \u0026amp; Seal Kit:\u003c\/strong\u003e Complete cooling system refresh components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVertex Complete Gasket \u0026amp; Seal Kit:\u003c\/strong\u003e A total top-and-bottom-end solution, including all O-rings and high-quality seals required for a leak-free assembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFitment List\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; border: 1px solid #ddd; font-family: sans-serif;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f4f4f4; 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 Model Series\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;\"\u003e2004-2005\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eKTM 50 SX Pro Junior \/ Pro Senior\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e2006-2008\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eKTM 50 SX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eExpert Pro-Tip:\u003c\/h3\u003e\n\u003cp\u003ePrecision is paramount when rebuilding small-displacement, high-RPM 2-stroke engines. Ensure your engine cases are meticulously cleaned of all debris and oil before installing your new Hot Rods bearings. Using professional tools—such as a crank puller and a case splitter—is highly recommended to avoid damaging the cases during assembly. Always verify your ring end gap to ensure optimal compression before sealing the top end.\u003c\/p\u003e\n\u003ch3\u003eRecommended Pairings\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/motohousemx.com\/collections\/mx-off-road-motorcycle-tools\"\u003ePro-Grade Engine Rebuild Tools\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/motohousemx.com\/collections\/premium-motorcycle-chemicals-brake-fluid-bike-wash-coolant-chain-lubes\"\u003eHigh-Performance Premix \u0026amp; Gear Oils\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAt Moto-House MX, we specialize in high-performance off-road parts. With over 40 years of industry experience, our team ensures you get the right parts for your machine the first time. We ship worldwide from our Central Florida facility.\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":40848665313363,"sku":"WR00003","price":504.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1754\/5421\/files\/vertex-wrench-rabbit-engine-complete-rebuild-kit-wr00003-2004-2008-ktm-50-sx-568815.jpg?v=1735463326","url":"https:\/\/motohousemx.com\/products\/vertex-wr00003-complete-engine-rebuild-kit-ktm-50-sx-moto-house-mx","provider":"Moto-House MX","version":"1.0","type":"link"}