Brian Tooley Racing SK703/0560/BB Ultimate RPM Dual Valve Spring Kit for GM LS-Series

The Brian Tooley Racing SK703/0560/BB Ultimate RPM Valve Spring Kit is a dual-spring valve train kit designed for GM LS-Series applications. It is listed for use with camshafts featuring up to .650-inch valve lift, providing a complete spring and hardware package for an LS-Series engine build.

This kit uses dual valve springs with a 460 lb/in spring rate and a 1.000-inch coil bind specification. The springs have a 1.300-inch outside diameter and are supplied with the associated valve train components identified in the product data.

The package includes locks, titanium retainers, Viton valve seals, and spring seats. These components work together as a matched kit to support installation and valve train assembly, helping simplify component selection for compatible GM LS-Series applications.

Review the engine configuration, cylinder head setup, valve stem specifications, and camshaft requirements before installation to confirm suitability. The product data identifies this kit as air unrestricted and not truck-freight-only.

Features:

• Brand: Brian Tooley Racing
• Part Number: SK703/0560/BB
• Application: GM LS-Series engines
• Kit Type: Dual valve spring kit
• Valve Lift: Listed for up to .650-inch lift
• Spring Rate: 460 lb/in
• Coil Bind: 1.000 inch
• Spring Outside Diameter: 1.300 inches
• Included Components: Locks, titanium retainers, Viton seals, and seats