PAC Racing Springs PAC-S105-16 Chromoly Valve Spring Retainers, 1.550 in OD, 0.575 in ID, Set of 16

PAC Racing Springs PAC-S105-16 inside valve spring retainers are designed to provide reliable support for high-performance valvetrain applications. Manufactured from durable chromoly steel, these spring seats help maintain proper spring positioning while handling the demands of performance engine operation. The set includes 16 retainers for a complete engine installation.
The PAC-S105-16 retainers feature a 1.550-inch outside diameter, 0.575-inch inside diameter, and a 0.700-inch spring inside diameter. With a 0.060-inch thickness, they are engineered for compatibility with selected PAC Racing Springs valve spring configurations and related performance valvetrain components. Confirm spring and retainer specifications before installation to ensure proper fit and clearance.
These PAC Racing Springs steel C/M spring seats are suitable for builders, engine shops, and performance enthusiasts seeking dependable valvetrain hardware. Their precision-focused design supports consistent spring alignment and helps promote dependable operation in demanding applications. The PAC-S105-16 is supplied as a set of 16 and is identified by part number PAC-S105-16.

Features:

• Brand: PAC Racing Springs

• Part Number: PAC-S105-16

• Product Type: Inside valve spring retainer

• Material: Chromoly steel

• Outside Diameter: 1.550 inches

• Inside Diameter: 0.575 inches

• Spring Inside Diameter: 0.700 inches

• Thickness: 0.060 inches

• Quantity: Set of 16