Manley 221443-16 Dual Valve Springs with 535 lb/in Spring Rate and 1.170 Inch Coil Bind Clearance

The Manley 221443-16 dual valve springs are engineered for high-performance engine applications, providing consistent tension with a spring rate of 535 pounds per inch. Designed to operate efficiently under demanding conditions, these springs feature a 1.170-inch coil bind point, ensuring optimal valve operation and durability. Crafted from high-quality materials, they are suitable for use in various performance engine builds where reliable valve control is essential. The set includes 16 springs, making them ideal for multi-valve configurations or complete engine rebuilds.

Designed for precision and longevity, these valve springs are compatible with a range of engines requiring a 1.580-inch outside diameter. Their robust construction ensures they maintain tension and prevent valve float during high-RPM operation. Whether upgrading existing components or building a custom engine, the Manley dual valve springs deliver the performance and reliability needed for competitive racing or high-performance street applications.

Features:

• Spring Rate: 535 pounds per inch for consistent valve control

• Coil Bind: 1.170 inches to prevent valve damage at maximum lift

• Outer Diameter: 1.580 inches suitable for compatible cylinder heads

• Set of 16 springs for multi-valve engine applications

• Constructed from high-quality materials for durability and performance