{"product_id":"yxz1000r-boost-ready-engine-kit-with-steel-retainer-valve-spring-kit","title":"Weller Racing YXZ1000R Boost Ready Engine Kit with Steel Retainer Valve Spring Kit","description":"\u003c!-- CORE_FITMENT_TABS_START --\u003e\n\u003cstyle\u003e\n#core-product-tabs-8045611843886 .core-tab-radio {\n  position: absolute;\n  opacity: 0;\n  pointer-events: none;\n}\n#core-product-tabs-8045611843886 .core-tab-labels {\n  display: flex;\n  gap: 0;\n  margin: 0 0 16px 0;\n  border-bottom: 1px solid #d8d8d8;\n}\n#core-product-tabs-8045611843886 .core-tab-labels label {\n  display: inline-block;\n  padding: 10px 16px;\n  margin: 0 4px -1px 0;\n  border: 1px solid #d8d8d8;\n  background: #f7f7f7;\n  color: #222;\n  font-weight: 600;\n  cursor: pointer;\n  border-radius: 4px 4px 0 0;\n}\n#core-product-tabs-8045611843886 .core-tab-panel {\n  display: none;\n}\n#core-tab-desc-8045611843886:checked ~ .core-tab-labels label[for=\"core-tab-desc-8045611843886\"],\n#core-tab-fitment-8045611843886:checked ~ .core-tab-labels label[for=\"core-tab-fitment-8045611843886\"] {\n  background: #fff;\n  border-bottom-color: #fff;\n}\n#core-tab-desc-8045611843886:checked ~ .core-tab-panels .core-description-panel {\n  display: block;\n}\n#core-tab-fitment-8045611843886:checked ~ .core-tab-panels .core-fitment-panel {\n  display: block;\n}\n#core-product-tabs-8045611843886 .core-fitment-panel {\n  line-height: 1.5;\n}\n\u003c\/style\u003e\n\n\u003cdiv id=\"core-product-tabs-8045611843886\"\u003e\n  \u003cinput class=\"core-tab-radio\" type=\"radio\" name=\"core-product-tabs-8045611843886\" id=\"core-tab-desc-8045611843886\" checked\u003e\n  \u003cinput class=\"core-tab-radio\" type=\"radio\" name=\"core-product-tabs-8045611843886\" id=\"core-tab-fitment-8045611843886\"\u003e\n\n  \u003cdiv class=\"core-tab-labels\"\u003e\n    \u003clabel for=\"core-tab-desc-8045611843886\"\u003eDescription\u003c\/label\u003e\n    \u003clabel for=\"core-tab-fitment-8045611843886\"\u003eVehicle Fitment\u003c\/label\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"core-tab-panels\"\u003e\n    \u003cdiv class=\"core-tab-panel core-description-panel\"\u003e\n\u003c!-- CORE_DESCRIPTION_START --\u003e\n\u003ch2 style=\"font-size:22px;line-height:1.3;\"\u003eUnleash Your YXZ1000R's Turbo Potential\u003c\/h2\u003e\n\u003cp style=\"color:#333;\"\u003eEngineered for extreme performance, this comprehensive engine kit from Weller Racing is your gateway to maximizing the power of your Yamaha YXZ1000R turbo setup. Built with top-tier components, it ensures your engine can handle the increased demands of boosted performance, delivering exhilarating speed and reliability on every ride.\u003c\/p\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:12px;margin:24px 0;\"\u003e\n\u003cdiv style=\"background:#f9f9f9;border-top:3px solid #cc0000;padding:14px;text-align:center;border-radius:6px;flex:1 1 120px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:bold;color:#111;\"\u003eEngineered for Boost\u003c\/div\u003e\n\u003cspan style=\"font-size:12px;color:#555;\"\u003eEnhanced for Turbocharged Performance\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f9f9f9;border-top:3px solid #cc0000;padding:14px;text-align:center;border-radius:6px;flex:1 1 120px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:bold;color:#111;\"\u003ePremium Components\u003c\/div\u003e\n\u003cspan style=\"font-size:12px;color:#555;\"\u003eForged Pistons, Steel Retainer Valves\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f9f9f9;border-top:3px solid #cc0000;padding:14px;text-align:center;border-radius:6px;flex:1 1 120px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:bold;color:#111;\"\u003eComplete Kit\u003c\/div\u003e\n\u003cspan style=\"font-size:12px;color:#555;\"\u003eIncludes Gaskets, Rods, and Studs\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f9f9f9;border-top:3px solid #cc0000;padding:14px;text-align:center;border-radius:6px;flex:1 1 120px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:bold;color:#111;\"\u003eBolt-On Power\u003c\/div\u003e\n\u003cspan style=\"font-size:12px;color:#555;\"\u003eDirectly Enhances Turbocharged Performance\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr style=\"border:none;border-top:1px solid #eee;margin:24px 0;\"\u003e\n\u003ch3\u003eWhat’s in the Box\u003c\/h3\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:16px;margin:16px 0;\"\u003e\n\u003cdiv style=\"background:#f9f9f9;padding:14px;border-radius:6px;flex:1 1 200px;\"\u003e\n\u003cspan style=\"color:#cc0000;font-weight:bold;\"\u003e✓\u003c\/span\u003e\u003cstrong style=\"color:#111;\"\u003e Forged Compression Piston Kit\u003c\/strong\u003e\u003cdiv style=\"color:#555;font-size:13px;\"\u003eIncludes pistons, rings, clips, and pins.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f9f9f9;padding:14px;border-radius:6px;flex:1 1 200px;\"\u003e\n\u003cspan style=\"color:#cc0000;font-weight:bold;\"\u003e✓\u003c\/span\u003e\u003cstrong style=\"color:#111;\"\u003e WR Edition Head Stud Kit\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f9f9f9;padding:14px;border-radius:6px;flex:1 1 200px;\"\u003e\n\u003cspan style=\"color:#cc0000;font-weight:bold;\"\u003e✓\u003c\/span\u003e\u003cstrong style=\"color:#111;\"\u003e Brian Crower Connecting Rods\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f9f9f9;padding:14px;border-radius:6px;flex:1 1 200px;\"\u003e\n\u003cspan style=\"color:#cc0000;font-weight:bold;\"\u003e✓\u003c\/span\u003e\u003cstrong style=\"color:#111;\"\u003e Kibblewhite Valve Spring Kit\u003c\/strong\u003e\u003cdiv style=\"color:#555;font-size:13px;\"\u003eFeatures steel retainers for enhanced durability.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f9f9f9;padding:14px;border-radius:6px;flex:1 1 200px;\"\u003e\n\u003cspan style=\"color:#cc0000;font-weight:bold;\"\u003e✓\u003c\/span\u003e\u003cstrong style=\"color:#111;\"\u003e Complete Engine Gasket Kit\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f9f9f9;padding:14px;border-radius:6px;flex:1 1 200px;\"\u003e\n\u003cspan style=\"color:#cc0000;font-weight:bold;\"\u003e✓\u003c\/span\u003e\u003cstrong style=\"color:#111;\"\u003e Lower Case Bolts\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"r1-desc-media\" data-r1-media-index=\"1\" style=\"display:block;border-radius:8px;margin:24px 0;overflow:hidden;\"\u003e\u003c\/div\u003e\n\u003chr style=\"border:none;border-top:1px solid #eee;margin:24px 0;\"\u003e\n\u003ch3\u003eWhy Riders Upgrade\u003c\/h3\u003e\n\u003cdiv style=\"border:1px solid #eee;border-radius:8px;overflow:hidden;margin:16px 0;\"\u003e\n\u003cdiv style=\"display:flex;align-items:flex-start;padding:14px;\"\u003e\n\u003cspan style=\"font-size:20px;margin-right:12px;flex-shrink:0;\"\u003e💪\u003c\/span\u003e\u003cdiv style=\"color:#444;font-size:14px;\"\u003e\n\u003cstrong\u003eForged Strength\u003c\/strong\u003e\u003cbr\u003eUtilizes high-quality forged pistons designed to withstand higher cylinder pressures.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;align-items:flex-start;padding:14px;background:#fafafa;\"\u003e\n\u003cspan style=\"font-size:20px;margin-right:12px;flex-shrink:0;\"\u003e⚙️\u003c\/span\u003e\u003cdiv style=\"color:#444;font-size:14px;\"\u003e\n\u003cstrong\u003ePrecision Engineering\u003c\/strong\u003e\u003cbr\u003eFeatures Brian Crower connecting rods and a WR Edition head stud kit for superior crankshaft and connecting rod support.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;align-items:flex-start;padding:14px;\"\u003e\n\u003cspan style=\"font-size:20px;margin-right:12px;flex-shrink:0;\"\u003e🚀\u003c\/span\u003e\u003cdiv style=\"color:#444;font-size:14px;\"\u003e\n\u003cstrong\u003eEnhanced Valve Train\u003c\/strong\u003e\u003cbr\u003eEquipped with a Kibblewhite valve spring kit with steel retainers, built for high RPM and boosted engine performance.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;align-items:flex-start;padding:14px;background:#fafafa;\"\u003e\n\u003cspan style=\"font-size:20px;margin-right:12px;flex-shrink:0;\"\u003e🔧\u003c\/span\u003e\u003cdiv style=\"color:#444;font-size:14px;\"\u003e\n\u003cstrong\u003eComplete Reliability\u003c\/strong\u003e\u003cbr\u003eIncludes a full engine gasket kit and lower case bolts for a comprehensive and robust rebuild.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"r1-desc-media\" data-r1-media-index=\"2\" style=\"display:block;border-radius:8px;margin:24px 0;overflow:hidden;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"border:1.5px solid #e8e8e8;border-radius:12px;overflow:hidden;margin:24px 0;\"\u003e\n\u003cdiv style=\"background:#111;padding:14px 18px;display:flex;align-items:center;gap:10px;\"\u003e\n\u003cspan style=\"display:inline-block;width:10px;height:10px;background:#22c55e;border-radius:50%;flex-shrink:0;\"\u003e\u003c\/span\u003e\u003cspan style=\"color:white;font-weight:bold;font-size:15px;\"\u003eIn Stock \u0026amp; Ready To Ship\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding:18px;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;color:#333;\"\u003e\u003cstrong\u003eProcessing:\u003c\/strong\u003e Packed with care before shipment\u003c\/p\u003e\n\u003cp style=\"margin:0 0 8px 0;color:#333;\"\u003e\u003cstrong\u003eTracking:\u003c\/strong\u003e Sent when shipped\u003c\/p\u003e\n\u003cp style=\"margin:0;color:#333;\"\u003e\u003cstrong\u003eConfirmation:\u003c\/strong\u003e Sent after checkout\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding:10px 18px;background:#f9f9f9;border-top:1px solid #eee;\"\u003e\u003cem style=\"color:#555;font-size:12px;\"\u003eAlthough rare, some delays may occur. We’ll keep you updated every step of the way.\u003c\/em\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr style=\"border:none;border-top:1px solid #eee;margin:24px 0;\"\u003e\n\u003ch3\u003eYamaha YXZ1000R vs. Stock Engine Components\u003c\/h3\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:16px;margin:16px 0;\"\u003e\n\u003cdiv style=\"background:#111;padding:18px;border-radius:8px;flex:1 1 200px;\"\u003e\n\u003cdiv style=\"color:#aaa;font-size:12px;font-weight:bold;margin-bottom:10px;\"\u003eSTOCK YXZ1000R ENGINE COMPONENTS\u003c\/div\u003e\n\u003cdiv style=\"color:#ccc;font-size:14px;line-height:1.8;\"\u003e\n\u003cspan style=\"color:#888;\"\u003e✗\u003c\/span\u003e Stock pistons may not withstand boost\u003cbr\u003e\u003cspan style=\"color:#888;\"\u003e✗\u003c\/span\u003e Standard head bolts may stretch under pressure\u003cbr\u003e\u003cspan style=\"color:#888;\"\u003e✗\u003c\/span\u003e OEM connecting rods can be a weak point\u003cbr\u003e\u003cspan style=\"color:#888;\"\u003e✗\u003c\/span\u003e Stock valve springs may float at higher RPMs\u003cbr\u003e\u003cspan style=\"color:#888;\"\u003e✗\u003c\/span\u003e Lacks comprehensive upgrade for forced induction\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f9f9f9;padding:18px;border-radius:8px;flex:1 1 200px;\"\u003e\n\u003cdiv style=\"color:#cc0000;font-size:12px;font-weight:bold;margin-bottom:10px;\"\u003e⚡ WELLER RACING ENGINE KIT\u003c\/div\u003e\n\u003cdiv style=\"color:#111;font-size:14px;line-height:1.8;\"\u003e\n\u003cspan style=\"color:green;\"\u003e✓\u003c\/span\u003e \u003cstrong\u003eForged pistons handle boost reliably\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color:green;\"\u003e✓\u003c\/span\u003e \u003cstrong\u003eHeavy-duty head studs prevent lifting\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color:green;\"\u003e✓\u003c\/span\u003e \u003cstrong\u003eStrengthened connecting rods for power transfer\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color:green;\"\u003e✓\u003c\/span\u003e \u003cstrong\u003eSteel retainer valve springs resist fatigue\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color:green;\"\u003e✓\u003c\/span\u003e \u003cstrong\u003eDesigned for maximum performance gains with turbos\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:12px;margin:24px 0;\"\u003e\n\u003cdiv class=\"r1-desc-media\" data-r1-media-index=\"3\" style=\"flex:1 1 200px;border-radius:8px;background:#f9f9f9;height:260px;overflow:hidden;\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"r1-desc-media\" data-r1-media-index=\"4\" style=\"flex:1 1 200px;border-radius:8px;background:#f9f9f9;height:260px;overflow:hidden;\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr style=\"border:none;border-top:1px solid #eee;margin:24px 0;\"\u003e\n\u003ch3\u003eCommon Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this kit require engine removal?\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color:#444;\"\u003eYes, this kit is designed for internal engine upgrades and requires the engine to be removed for installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this kit suitable for naturally aspirated engines?\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color:#444;\"\u003eThis kit is specifically designed to enhance performance for turbocharged YXZ1000R models and is not optimized for naturally aspirated applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat kind of power gains can I expect?\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color:#444;\"\u003ePower gains will vary based on your specific turbo kit and tuning. This kit provides the foundation to safely achieve significant power increases.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre there any other parts needed for installation?\u003c\/strong\u003e\u003cbr\u003e\u003cspan style=\"color:#444;\"\u003eWhile this kit includes the core engine components, we recommend consulting with your turbo kit manufacturer for any additional specific requirements or tuning advice.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"r1-desc-media\" data-r1-media-index=\"7\" style=\"display:block;border-radius:8px;margin:24px 0;overflow:hidden;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"background:#f9f9f9;padding:20px;border-radius:8px;margin:24px 0;\"\u003e\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:12px;text-align:center;justify-content:center;\"\u003e\n\u003cdiv style=\"flex:1 1 80px;\"\u003e\n\u003cspan style=\"font-size:22px;\"\u003e💪\u003c\/span\u003e\u003cdiv style=\"font-weight:bold;color:#111;font-size:13px;\"\u003eQuality Guaranteed\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 80px;\"\u003e\n\u003cspan style=\"font-size:22px;\"\u003e🚀\u003c\/span\u003e\u003cdiv style=\"font-weight:bold;color:#111;font-size:13px;\"\u003eFast \u0026amp; Tracked\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 80px;\"\u003e\n\u003cspan style=\"font-size:22px;\"\u003e🛠️\u003c\/span\u003e\u003cdiv style=\"font-weight:bold;color:#111;font-size:13px;\"\u003eExpert Support\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 80px;\"\u003e\n\u003cspan style=\"font-size:22px;\"\u003e🏆\u003c\/span\u003e\u003cdiv style=\"font-weight:bold;color:#111;font-size:13px;\"\u003eCustomer Favorite\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003ch3\u003eWhat Riders Are Saying\u003c\/h3\u003e\n\u003cblockquote style=\"border-left:4px solid #cc0000;padding-left:15px;margin:20px 0;font-style:italic;color:#555;\"\u003eThis kit was the perfect upgrade for my turbo YXZ. The power difference is night and day, and it feels so much more solid under boost. Weller Racing delivered! \u003cbr\u003e\u003cstrong style=\"color:#111;\"\u003e— Alex K., California\u003c\/strong\u003e\n\u003c\/blockquote\u003e\n\u003cblockquote style=\"border-left:4px solid #cc0000;padding-left:15px;margin:20px 0;font-style:italic;color:#555;\"\u003eInstallation was straightforward for a performance rebuild. The quality of the components is evident, and my engine feels much more robust now that it's boosted. Highly recommend this kit for any serious YXZ1000R owner. \u003cbr\u003e\u003cstrong style=\"color:#111;\"\u003e— Maria S., Texas\u003c\/strong\u003e\n\u003c\/blockquote\u003e\n\u003cdiv style=\"background:#111;padding:25px;text-align:center;margin:30px 0;border-radius:10px;\"\u003e\n\u003ch2 style=\"color:white;margin:0 0 8px 0;font-size:20px;\"\u003eReady to Maximize Your Turbo YXZ1000R?\u003c\/h2\u003e\n\u003cp style=\"color:#bbb;margin:0;font-size:15px;\"\u003eEquip your Yamaha YXZ1000R with the strength it needs to handle extreme boosted performance.\u003c\/p\u003e\n\u003cp style=\"color:#777;font-size:13px;margin:10px 0 0 0;\"\u003eUpgrade your engine for ultimate power and durability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- CORE_DESCRIPTION_END --\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"core-tab-panel core-fitment-panel\"\u003e\n      \u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\nYamaha YXZ1000R\u003cbr\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- CORE_FITMENT_TABS_END --\u003e","brand":"Weller Racing","offers":[{"title":"Default Title","offer_id":44188070543662,"sku":"10064","price":2425.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0265\/4076\/9342\/products\/Screenshot2022-12-14130030.png?v=1692075609","url":"https:\/\/r1industriesoffroad.com\/es\/products\/yxz1000r-boost-ready-engine-kit-with-steel-retainer-valve-spring-kit","provider":"R1 Industries","version":"1.0","type":"link"}