{"product_id":"supertech-performance-valve-springs-for-bmw-n52-engines","title":"Supertech Performance Valve Springs for BMW N52 Engines","description":"\u003cp data-start=\"44\" data-end=\"334\" class=\"PDq2pG_selectionAnchorContainer\"\u003eUpgrade your BMW N52 with Supertech Performance Valve Springs, engineered for improved valve control and reliability at high RPM. Designed for street and racing applications, these premium springs help reduce valve float, improve throttle response, and support increased engine performance.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"19zqy0x\" data-start=\"336\" data-end=\"348\"\u003eFeatures\u003c\/h3\u003e\n\u003cul data-start=\"349\" data-end=\"592\"\u003e\n\u003cli data-section-id=\"ceaqd2\" data-start=\"349\" data-end=\"396\"\u003eHigh-performance valve spring kit for BMW N52\u003c\/li\u003e\n\u003cli data-section-id=\"kj41xa\" data-start=\"397\" data-end=\"438\"\u003eImproved valve control at elevated RPMs\u003c\/li\u003e\n\u003cli data-section-id=\"1i5g7t2\" data-start=\"439\" data-end=\"485\"\u003eReduces valve float for enhanced reliability\u003c\/li\u003e\n\u003cli data-section-id=\"scohjc\" data-start=\"486\" data-end=\"544\"\u003eIdeal for performance builds and motorsport applications\u003c\/li\u003e\n\u003cli data-section-id=\"1mwsg2k\" data-start=\"545\" data-end=\"592\"\u003ePremium materials for long-lasting durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"594\" data-end=\"694\" data-is-last-node=\"\" data-is-only-node=\"\"\u003ePerfect for enthusiasts and engine builders looking to maximize the performance of their N52 engine.\u003c\/p\u003e","brand":"Supertech","offers":[{"title":"75 lb","offer_id":52691660800320,"sku":null,"price":1095.99,"currency_code":"USD","in_stock":true},{"title":"88 lb","offer_id":52691660833088,"sku":null,"price":1095.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0854\/4757\/3824\/files\/Untitled-June23_2026at12.46.34_5.png?v=1782326362","url":"https:\/\/miamiengines.com\/products\/supertech-performance-valve-springs-for-bmw-n52-engines","provider":"Miami Engines","version":"1.0","type":"link"}