{"product_id":"1513ml-high-rpm-700-lift-valve-spring-kit-for-lt-engines-gpi-1513mllt-kit","title":"1513ML High RPM .700” Lift Valve Spring Kit for LT Engines (1513MLLT-KIT)","description":"\u003cul\u003e\n\u003cli\u003eThe 1513ML springs are our preferred spring for top quality and maximum longevity and are appropriate for combinations with hollow stem LT1 intake valves up to 7,700rpm and up to 8,000rpm with LT4 Titanium intake valves\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fireball Performance Parts","offers":[{"title":".505 (Standard Size)","offer_id":45152050806807,"sku":null,"price":665.0,"currency_code":"USD","in_stock":true},{"title":".565 (Bronze Guide)","offer_id":45152050839575,"sku":null,"price":665.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0798\/7796\/3799\/files\/2FB14D60-3536-412D-98B8-C1F1BC0995F1.jpg?v=1779245102","url":"https:\/\/fireballperformanceparts.com\/products\/1513ml-high-rpm-700-lift-valve-spring-kit-for-lt-engines-gpi-1513mllt-kit","provider":"Fireball Performance Parts","version":"1.0","type":"link"}