{"product_id":"kelford-kvs63-btk-performance-beehive-valve-springs-titanium-retainers-mitsubishi-lancer-evolution-i-ix-4g63-mivec","title":"Kelford KVS63-BTK Performance Beehive Valve Springs \u0026 Titanium Retainers - Mitsubishi Lancer Evolution I-IX \/ 4G63 MIVEC","description":"\u003cdiv class=\"n6owBd awi2gc\"\u003e\n\u003cstrong class=\"rQesXe MPyX\"\u003eEliminate engine-damaging valve float at high RPMs\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e by swapping your factory valvetrain out for this high-stress beehive valve spring kit. Purpose-built to handle aggressive aftermarket camshaft lift profiles like the Kelford 1-TX, 4-TX, 8-TX, and 9-TX MIVEC performance series, these springs provide the necessary seat pressure to manage extreme boost levels up to a screaming 9,500 RPM threshold. They serve as a vital hardware insurance policy for built track setups, drag cars, and high-horsepower street builds pushing past stock limits.\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e\n\u003cstrong class=\"rQesXe MPyX\"\u003eLighten your valvetrain moving mass significantly\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e using the included precision-engineered titanium retainers to improve overall throttle responsiveness and high-frequency valve stability. By shedding critical moving weight directly from the cylinder head assembly, this kit prevents destructive spring surge and harmonic vibration under heavy load conditions. The premium compound architecture ensures ultimate structural resistance against severe thermal fatigue, making it perfect for sustained racing workloads ranging from 450 to over 850+ horsepower.\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003e\n\u003cstrong class=\"rQesXe MPyX\"\u003eDeploy a complete high-performance valvetrain refresh\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e engineered directly for a precise fit across both standard and variable valve timing (MIVEC) turbo 16-valve cylinder head layouts. Unlike basic drop-in configurations that force you to retain heavy stock steel hardware, this comprehensive bundle upgrades the entire top section of your assembly simultaneously. Every kit comes entirely complete with premium beehive springs, ultra-strong titanium retainers, and high-durability hardened steel seats to ensure total reliability during severe racing use.\u003cspan\u003e \u003c\/span\u003e\n\u003c\/div\u003e","brand":"N1 Racing Team","offers":[{"title":"Default Title","offer_id":48500555907313,"sku":null,"price":2500.0,"currency_code":"MYR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0804\/1755\/4673\/files\/Kelford1_84156693-6469-4c3d-b963-691c35ba11b2.webp?v=1786016140","url":"https:\/\/n1racingteam.com\/products\/kelford-kvs63-btk-performance-beehive-valve-springs-titanium-retainers-mitsubishi-lancer-evolution-i-ix-4g63-mivec","provider":"N1 Racing Team","version":"1.0","type":"link"}