Description
Product Overview
The EMPI 4044 air‑cooled valve lock set delivers robust protection for engine valves with a construction of high‑grade alloy steel. Each lock features a smooth exterior finish that resists corrosion and wear, ensuring a long service life even under demanding conditions. Designed in a modern style, the set includes eight pairs (16 individual locks) that match OEM specifications, including part numbers 00-4044-0 and 113109651A, guaranteeing a perfect fit for a wide range of automotive applications.
Usage
These valve locks are ideal for both professional workshops and home garages. They are suited for routine engine maintenance, valve adjustments, and performance upgrades on cars, trucks, and light‑duty vehicles. Install the locks during valve cover removal to secure the valves and prevent accidental movement, enhancing engine reliability during high‑rpm operation. 
Why Choose Us
EMPI is renowned for precision engineering and rigorous quality control. Each lock undergoes heat treatment and dimensional testing to meet strict automotive standards. The alloy steel construction offers superior strength compared to standard steel alternatives, while the smooth finish reduces friction during installation. Backed by a 4.7‑star rating from verified customers, this set provides confidence in performance and durability.
Key Features
- High‑strength alloy steel ensures long‑lasting durability
- Smooth exterior finish resists corrosion and eases installation
- OEM‑compatible design fits part numbers 00‑4044‑0 and 113109651A
- Eight pairs (16 locks) provide complete coverage for most engines
- Precision engineering delivers a secure, slip‑free lock on each valve
FAQ
What engines are compatible with the EMPI 4044 valve locks?
The 4044 set fits a broad range of gasoline and diesel engines that use standard valve lock configurations, particularly those matching OEM part numbers 00‑4044‑0 and 113109651A.
Do I need special tools to install these valve locks?
Installation requires basic hand tools such as a socket wrench and a torque wrench. The smooth design allows the locks to be seated without additional specialty equipment.
How does the alloy steel material benefit the valve lock?
Alloy steel provides higher tensile strength and better resistance to heat and wear compared to plain carbon steel, ensuring the lock remains secure under engine operating temperatures.
Can these locks be reused after removal?
Yes, the locks can be removed and reinstalled multiple times as long as they are not damaged. Inspect the threads for wear before reuse.
What is the warranty on this valve lock set?
EMPI offers a one‑year limited warranty covering manufacturing defects, giving you peace of mind for your purchase.





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