{"product_id":"manley-22440-16-professional-series-dual-valve-springs-1-550-inch-diameter-614-lb-in-spring-rate","title":"Manley 22440-16 Professional Series Dual Valve Springs, 1.550 Inch Diameter, 614 lb\/in Spring Rate","description":"1.550 H-11 Dual Valve Springs\n\u003cp\u003eThe Manley 22440-16 Professional Series dual valve springs are engineered for high-performance engine applications, providing reliable valve control and durability. These springs feature a 1.550-inch outer diameter and are designed with a dual spring and damper configuration to optimize valve stability under demanding conditions. With a spring rate of 614 pounds per inch and a coil bind of 1.090 inches, they deliver consistent performance across a wide range of RPMs. Manufactured with precision and built from high-quality materials, these valve springs are suitable for professional engine builds and racing applications. The set includes 16 springs, making them ideal for complete cylinder head installations or replacements. Their robust construction ensures resistance to fatigue and provides long-lasting operation, making them a trusted choice for high-performance automotive and motorsport engines.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eDual Spring and Damper Design for Enhanced Valve Control\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSpring Rate: 614 lb\/in for Reliable Performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOuter Diameter: 1.550 Inches for Compatibility with High-Performance Valves\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCoil Bind: 1.090 Inches for Safe Operation Limits\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSet of 16 Springs for Complete Cylinder Head Coverage\u003c\/li\u003e\u003c\/ul\u003e","brand":"MANLEY","offers":[{"title":"Default Title","offer_id":44678022660162,"sku":"MAN22440-16","price":439.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0688\/4327\/4306\/files\/MAN22440-16.jpg?v=1786032224","url":"https:\/\/ltactradingco.com\/products\/manley-22440-16-professional-series-dual-valve-springs-1-550-inch-diameter-614-lb-in-spring-rate","provider":"LTAC Trading Co.","version":"1.0","type":"link"}