PAC Racing Springs LS1 Steel Valve Locks, 8 mm Valve Stem, 7 Degree, PAC-L8116-16

PAC Racing Springs LS1 Steel Valve Locks are designed for engines using 8 mm valve stems and 7-degree valve retainers. Part number PAC-L8116-16 includes a set of 16 valve locks manufactured from durable steel for dependable valve train retention in performance and high-demand applications. The natural steel finish provides a clean, functional appearance while supporting reliable installation and service life.
The PAC-L8116-16 valve locks are engineered to position the valve spring retainer approximately 0.050 inch lower than standard locks, helping accommodate specific valve train geometry and setup requirements. Their 7-degree design promotes secure engagement between the valve stem grooves and retainer, making them a practical choice for LS1-based engine builds, rebuilds, and performance upgrades where accurate component fitment is essential.
Feature: Brand: PAC Racing Springs
Feature: Part Number: PAC-L8116-16
Feature: Application: LS1 engine valve trains
Feature: Valve Stem Size: 8 mm
Feature: Lock Angle: 7 degrees
Feature: Height: Approximately 0.050 inch less than standard locks
Feature: Material: Steel
Feature: Finish: Natural
Feature: Quantity: Set of 16
Verify valve stem diameter, retainer angle, installed height, and overall valve train compatibility before installation. Proper matching of the PAC Racing Springs valve locks with the retainers, springs, and valves is essential for safe and reliable engine operation.

Features:

• Designed for LS1 engine valve train applications

• Fits 8 mm valve stems

• 7-degree valve lock design

• Approximately 0.050 inch less height than standard locks

• Manufactured from durable steel

• Natural finish

• Set of 16 valve locks