{"product_id":"intake-valve-spring-kit-28-sis1340-2","title":"Intake Valve\/Spring Kit 28.Sis1340-2","description":"Valve and Spring Kit\u003cli\u003eReplaces the OEM valves and valve springs\u003c\/li\u003e\u003cli\u003eSteel, nitrided valves for increased durability and less wear under extreme conditions\u003c\/li\u003e\u003cli\u003eStronger valve springs deal with the extra weight of the steel valves\u003c\/li\u003e\u003cli\u003eSprings are made from premium chrome vanadium steel for higher performance and durability at high rpm\u003c\/li\u003e\u003cli\u003eKit contains a set of steel intake or exhaust valves plus a set of specially designed valve springs; can be installed using the OEM retainers, bases and valve seals\u003c\/li\u003e","brand":"PRO X","offers":[{"title":"Default Title","offer_id":50562238546250,"sku":"25PTS030648","price":157.31,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0888\/8949\/1786\/files\/c7d6d9044dc7fd16eefed7d6ef4686ac_600.webp?v=1751979467","url":"https:\/\/throttleandgear.com\/products\/intake-valve-spring-kit-28-sis1340-2","provider":"Throttle \u0026 Gear Co. Ltd.","version":"1.0","type":"link"}