Dorman 693-022 Valve Rocker Arm Lock Nut 7/16-20 Thread Type 8 GM

The Dorman 693-022 is a high-quality valve rocker arm lock nut designed as a direct-fit OE replacement for GM vehicles. This precision-engineered fastener features 7/16-20 thread size and Type 8 configuration, ensuring proper valve train adjustment and retention.

Key Features:

• 7/16-20 inch thread specification for precise fitment
• Type 8 lock nut design for secure rocker arm adjustment
• Direct OE replacement quality for GM applications
• Manufactured to strict tolerances for reliable valve train operation
• Backed by Dorman's lifetime limited warranty

This lock nut is essential for maintaining proper valve lash adjustment and preventing rocker arm loosening during engine operation. Sold individually to allow for replacement of damaged or worn fasteners as needed. Commonly used in GM truck applications for valve train service and rebuild projects.