{"product_id":"5mm-billet-aluminum-retainers-18lb-valve-spring-kit-for-predator-non-hemi-212cc-for-tillotson-212r-225r-for-clone-engines","title":"5mm Billet Aluminum Retainers \u0026 18lb Valve Spring Kit for Predator Non Hemi 212cc for Tillotson 212R\/225R for Clone Engines","description":"\u003cdiv style=\"font-family: 'Arial Black', Arial, sans-serif; width: 100%; line-height: 1.8; color: #1f2937; background-color: #f9fafb; padding: 20px; border-radius: 4px; border: 1px solid #d1d5db; box-sizing: border-box;\"\u003e\n  \u003c!-- 产品主标题 --\u003e\n  \u003ch2 style=\"color: #111827; border-bottom: 3px solid #ff9900; padding-bottom: 10px; margin: 0 0 20px 0; font-size: 22px; letter-spacing: 0.5px;\"\u003e\n    🔧 18lb Valve Spring Kit for Non-Hemi Engines\n  \u003c\/h2\u003e\n\n  \u003c!-- 通用适配 | 核心发动机+车型高亮 --\u003e\n  \u003cdiv style=\"background: #ffffff; border-left: 4px solid #ff9900; padding: 18px; margin-bottom: 16px; border: 1px solid #e5e7eb; width: 100%; box-sizing: border-box;\"\u003e\n    \u003ch3 style=\"color: #111827; margin: 0 0 12px; font-size: 18px;\"\u003eUniversal Compatibility\u003c\/h3\u003e\n    \u003cp style=\"margin: 0; font-size: 15px;\"\u003e\n      Fits \u003cspan style=\"color: #ff9900; font-weight: bold;\"\u003ePredator 212cc\/196cc Non-Hemi\u003c\/span\u003e, \u003cspan style=\"color: #ff9900; font-weight: bold;\"\u003eTillotson 212R\/225R\/RS\u003c\/span\u003e, clone engines, and \u003cspan style=\"color: #ff9900; font-weight: bold;\"\u003eCT200U series\u003c\/span\u003e mini bikes.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- 高转速气门控制 | 核心性能高亮 --\u003e\n  \u003cdiv style=\"background: #ffffff; padding: 18px; margin-bottom: 16px; border: 1px solid #e5e7eb; width: 100%; box-sizing: border-box;\"\u003e\n    \u003ch3 style=\"color: #111827; margin: 0 0 12px; font-size: 18px;\"\u003eHigh-RPM Valve Control\u003c\/h3\u003e\n    \u003cp style=\"margin: 0; font-size: 15px;\"\u003e\n      \u003cspan style=\"color: #ff9900; font-weight: bold;\"\u003e18lb springs\u003c\/span\u003e enhance valve stability at high speeds, reducing float and wear while safely enabling higher RPM for racing performance.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- 精密CNC设计 | 材质工艺高亮 --\u003e\n  \u003cdiv style=\"background: #ffffff; padding: 18px; margin-bottom: 16px; border: 1px solid #e5e7eb; width: 100%; box-sizing: border-box;\"\u003e\n    \u003ch3 style=\"color: #111827; margin: 0 0 12px; font-size: 18px;\"\u003ePrecision CNC-Machined Design\u003c\/h3\u003e\n    \u003cp style=\"margin: 0; font-size: 15px;\"\u003e\n      Crafted from \u003cspan style=\"color: #ff9900; font-weight: bold;\"\u003eupgraded aluminum with hard-anodized coating\u003c\/span\u003e for lightweight durability, wear resistance, and vibrant red finish.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- 气门机构优化 | 性能优势高亮 --\u003e\n  \u003cdiv style=\"background: #ffffff; padding: 18px; margin-bottom: 16px; border: 1px solid #e5e7eb; width: 100%; box-sizing: border-box;\"\u003e\n    \u003ch3 style=\"color: #111827; margin: 0 0 12px; font-size: 18px;\"\u003eValvetrain Optimization\u003c\/h3\u003e\n    \u003cp style=\"margin: 0; font-size: 15px;\"\u003e\n      Reduces reciprocating mass for faster valve response, improved engine stability, and minimized power loss.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- 完整性能套件 | 包装清单高亮 --\u003e\n  \u003cdiv style=\"background: #f3f4f6; padding: 18px; border-left: 4px solid #1f2937; border: 1px solid #d1d5db; width: 100%; box-sizing: border-box;\"\u003e\n    \u003ch3 style=\"color: #111827; margin: 0 0 12px; font-size: 18px;\"\u003eComplete Performance Kit\u003c\/h3\u003e\n    \u003cp style=\"margin: 0 0 6px; font-size: 15px;\"\u003e2 x \u003cspan style=\"color: #ff9900; font-weight: bold;\"\u003e18lb Valve Springs\u003c\/span\u003e\u003c\/p\u003e\n    \u003cp style=\"margin: 0; font-size: 15px;\"\u003e2 x \u003cspan style=\"color: #ff9900; font-weight: bold;\"\u003e5mm Valve Keepers \/ Locks\u003c\/span\u003e\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"supermotorparts","offers":[{"title":"Default Title","offer_id":43570402230346,"sku":"BD11896","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/9100\/1930\/files\/BD11896_1.jpg?v=1778038861","url":"https:\/\/www.supermotorparts.com\/products\/5mm-billet-aluminum-retainers-18lb-valve-spring-kit-for-predator-non-hemi-212cc-for-tillotson-212r-225r-for-clone-engines","provider":"supermotorparts","version":"1.0","type":"link"}