{"product_id":"31-3mm-valve-spring-with-13mm-lift","title":"31.3mm Valve Spring with 13mm Lift","description":"The Schrick valve spring (Part No. 001302064) is engineered for performance-oriented automotive applications, specifically within the valve train system. This component is designed to handle a maximum valve lift of 13mm, providing precise control and responsiveness under high engine loads.\n\nKey specifications for this valve spring include an outer diameter (Da) of 31.3mm, a wire thickness (d) of 3.85mm, and a minimum working length (L2) of 21mm. The spring force is rated at 202N at its maximum installation length (L1) of 34mm, and 630N at its minimum working length (L2). These specifications indicate a robust spring capable of managing significant forces and operating within demanding parameters.\n\nThe product is also noted as being an 'outer spring' and is compatible with other Schrick components, specifically referenced with part numbers 001302031 and 022002026. The product page also lists various compatible spring retainers, such as bottom steel retainers and top titanium retainers (MK7, RK7, MK9), indicating that these are often purchased together for a complete valve train upgrade. Customers can find these related parts on the Schrick website.","brand":"Schrick","offers":[{"title":"Default Title","offer_id":52866164097336,"sku":"001302064","price":21.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/687668270.jpg?v=1787906391","url":"https:\/\/store.motormia.co\/products\/31-3mm-valve-spring-with-13mm-lift","provider":"MOTORMIA","version":"1.0","type":"link"}