{"product_id":"manley-man221443-16-1-580-dual-valve-springs","title":"Manley MAN221443-16 1.580 Dual Valve Springs","description":"Manley MAN221443-16 1.580 Dual Valve Springs is listed by Motorstate as a Valve Springs for catalog matching by brand, part number, and product name. Use this source-backed listing when comparing Manley components in the Valve Springs category. The manufacturer part reference is 221443-16, while the Motorstate part number is MAN221443-16. Catalog description context: Valve Spring - NexTek - Dual Spring - 535 lb\/in Spring Rate - 1.170 in Coil Bind - 1.580 in OD - Set of 16. No vehicle compatibility is stated here unless it is present in separate fitment data.","brand":"Manley","offers":[{"title":"Default Title","offer_id":49383881507059,"sku":"MAN221443-16","price":529.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/4471\/1411\/files\/MAN221443-16.jpg?v=1782993941","url":"https:\/\/modern4wd.com\/products\/manley-man221443-16-1-580-dual-valve-springs","provider":"Modern4WD","version":"1.0","type":"link"}