{"product_id":"comp-cams-521-16","title":"COMP Cams Valve Seals 3\/8 Viton Metal Body","description":"\u003cp\u003eProviding the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 521 seals have a .545\" OD and fit applications with 3\/8\" valves and .500\" OD guides.\u003c\/p\u003e\u003cp\u003eGenuine COMP Cams. Part number 521-16.\u003c\/p\u003e\u003cp\u003eImported to order from our US supply partner — allow 7-14 days delivery.\u003c\/p\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":62155049861507,"sku":"521-16","price":38.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1018\/6506\/2787\/files\/309dfe26563c31c4ef6200a094343c6d_0f3382cb-9e6f-452c-8686-a7f6fc77af36.jpg?v=1785028529","url":"https:\/\/www.mlperformance.co.uk\/products\/comp-cams-521-16","provider":"ML Performance","version":"1.0","type":"link"}