Manley 221424-1 Dual Valve Spring with 647 lb/in Spring Rate and 1.070 Inch Coil Bind

The Manley 221424-1 dual valve spring is engineered for high-performance engine applications, providing reliable tension and durability. Featuring a spring rate of 647 pounds per inch, this spring ensures optimal valve control under demanding conditions. The spring's coil bind measures 1.070 inches, offering precise clearance and reducing the risk of coil bind during operation. Made from high-quality materials, this valve spring is designed to withstand extreme stresses and maintain consistent performance over time.

With an outer diameter of 1.640 inches, the spring fits a variety of engine configurations, ensuring proper installation and function. It is suitable for applications that require robust valve control, such as performance builds or racing engines. The spring is compatible with multiple vehicle types and is not restricted for air or freight shipping, making it a versatile choice for professional and hobbyist mechanics alike.

Manufactured by Manley, a trusted name in performance engine components, this valve spring delivers precision engineering and reliable operation. Whether for rebuilding an existing engine or assembling a new high-performance setup, the 221424-1 dual valve spring offers a dependable solution for achieving optimal valve actuation and engine efficiency.

Features:

• Spring Rate: 647 pounds per inch for strong valve control

• Coil Bind: 1.070 inches for precise valve operation

• Outer Diameter: 1.640 inches fits a variety of engine applications

• High-Quality Material: Designed for durability and performance

• Compatibility: Suitable for high-performance and racing engines