The PAC Racing Springs R355-16 valve spring retainers are engineered for high-performance GM LS-Series engines. Crafted from durable chromoly steel, these retainers provide exceptional strength and reliability under demanding conditions. Designed with a 7-degree angle, they ensure a secure fit for dual valve springs, enhancing valve control and overall engine stability. The retainers feature an outer diameter of 0.920 inches and an inner diameter suitable for 0.650-inch OD steps, making them ideal for a range of performance applications. This set includes 16 retainers, offering a comprehensive upgrade for your engine's valve train components. With their precision manufacturing, PAC Racing Springs retainers contribute to improved engine responsiveness and longevity, especially in high RPM or racing environments.

Features:

• Material: Chromoly steel for strength and durability


• Design: 7-degree angle for optimal valve control


• Dimensions: 0.920 inch outer diameter, 0.650 inch OD steps


• Compatibility: Suitable for GM LS-Series engines


• Set Quantity: Includes 16 retainers for comprehensive replacement