Description
The product is an ACDelco HL129 Adjuster Engine Valve Lifter designed as a vintage part with manufacturer part numbers 24100005. This valve lifter is compatible with GM engines and measures approximately 3.1×3.2×3.2 inches. It belongs to the category of Tappets & Lifters and Valvetrain Components in the Engines & Engine Parts section of eBay Motors. While it is not specified as a performance part, it serves the crucial function of adjusting engine valve lifters in automotive applications.




