{"product_id":"valve-spring-kit","title":"Valve Spring Kit","description":"\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e KPMI — \u003cstrong\u003eProduct:\u003c\/strong\u003e Valve Spring Kit\u003c\/p\u003e\n\n\u003ch2\u003ePremium KPMI Valve Spring Kit\u003c\/h2\u003e\n\n\u003cp\u003eEngineered for high-performance and long life, the KPMI Valve Spring Kit is wound from \u003cstrong\u003eKobe super-clean chrome silicon wire\u003c\/strong\u003e and finished with industry-leading treatments. Each spring is heat-treated, stress-relieved, and shot-peened to maximize durability and fatigue resistance under extreme conditions.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Design:\u003c\/strong\u003e Proprietary spring simulation and analysis software tailors springs to each application for optimal load, rate, and installed height.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePerformance Tuned:\u003c\/strong\u003e Engineers optimize cam and spring harmonics, stress distribution, mass, and RPM response to prevent valve float and improve throttle control.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Advanced materials and surface treatments reduce wear and extend service life in racing and high-RPM street engines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication Specific:\u003c\/strong\u003e Kits are matched to exact engine requirements for consistent valve actuation and reliable performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eChoose the KPMI Valve Spring Kit for dependable spring control, improved engine responsiveness, and proven longevity — ideal for performance builds, track use, and high-demand street applications.\u003c\/p\u003e","brand":"KPMI","offers":[{"title":"Misc Components \/ 20-20435","offer_id":52239000699198,"sku":"191-27001S-51s","price":122.68,"currency_code":"USD","in_stock":false},{"title":"Intake\/Exhaust Valves \/ 20-20132","offer_id":52239000731966,"sku":"191-27003S-51s","price":138.67,"currency_code":"USD","in_stock":false},{"title":"Intake\/Exhaust Valves \/ 20-20364","offer_id":52239000764734,"sku":"191-27004S-51s","price":133.26,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-20122","offer_id":52239000797502,"sku":"191-27007T-51s","price":250.6,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-20060","offer_id":52239000830270,"sku":"191-27009T-51s","price":134.5,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-20081","offer_id":52239000863038,"sku":"191-27010S-51s","price":109.16,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-20450","offer_id":52239000895806,"sku":"191-27012S-51s","price":133.26,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-20360","offer_id":52239000928574,"sku":"191-27014T-51s","price":222.31,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-20430","offer_id":52239000961342,"sku":"191-27016-51s","price":122.68,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-21000","offer_id":52239000994110,"sku":"191-27020-51s","price":144.83,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-21050","offer_id":52239001026878,"sku":"191-27021-51s","price":118.39,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-21205","offer_id":52239001059646,"sku":"191-27022-51s","price":189.11,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-21300","offer_id":52239001092414,"sku":"191-27023S-51s","price":169.42,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-21500","offer_id":52239001125182,"sku":"191-27024S-51s","price":189.1,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-21400","offer_id":52239001157950,"sku":"191-27025S-51s","price":169.42,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-21550","offer_id":52239001190718,"sku":"191-27026S-51s","price":194.02,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-21800","offer_id":52239001223486,"sku":"191-27792T-51s","price":364.99,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-21850","offer_id":52239001256254,"sku":"191-27793S-51s","price":294.88,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-21650","offer_id":52239001289022,"sku":"191-27794S-51s","price":58.73,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-21600","offer_id":52239001321790,"sku":"191-27795S-51s","price":86.78,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-21750","offer_id":52239001354558,"sku":"191-27796T-51s","price":93.16,"currency_code":"USD","in_stock":false},{"title":"Misc Components \/ 20-21700","offer_id":52239001387326,"sku":"191-27797T-51s","price":265.85,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/0373\/5614\/files\/81b7-572a591b19bf4.jpg?v=1758313344","url":"https:\/\/thed-zone.myshopify.com\/products\/valve-spring-kit","provider":"thed.zone","version":"1.0","type":"link"}