Description
Product Overview
The Crown Automotive Valve Spring Lock is engineered for Jeep, Chrysler and Dodge engines, offering a precision‑machined metal component that securely locks the valve spring in place. Weighing just under one ounce and measuring 1 × 1 × 1 inches, this compact part fits seamlessly into tight engine bays. Constructed from high‑grade steel with a machined exterior, it resists wear and corrosion, ensuring long‑term reliability. The part carries the manufacturer model 33003521 and complies with OEM specifications, making it a direct replacement for original valve lock assemblies.
Usage
Designed for both professional workshops and home garages, this valve spring lock is ideal for routine engine rebuilds, valve train repairs, and performance upgrades. It fits a range of Jeep, Chrysler and Dodge models, providing a secure lock during high‑rpm operation and harsh driving conditions. Installers benefit from its straightforward bolt‑on design, requiring only standard tools and minimal downtime. 
Why Choose Us
Crown Automotive combines decades of automotive expertise with rigorous quality control. Each valve spring lock undergoes CNC machining and dimensional inspection to guarantee exact tolerances. The unpainted metal finish eliminates potential peeling, while the 12‑month warranty reflects confidence in durability. Our parts are sourced directly from the manufacturer, ensuring authenticity and consistent performance across all units.
Key Features
- Precision CNC‑machined steel for superior strength and fit
- Compact 1 × 1 × 1 in size fits tight engine spaces
- Compatible with Jeep, Chrysler and Dodge engine families
- Unpainted metal finish resists corrosion and peeling
- 12‑month warranty provides peace of mind for installers
FAQ
Is this valve spring lock compatible with all Jeep models?
It is compatible with most Jeep engine families that use the standard valve spring lock design. Verify the engine code against the part number 33003521 for exact fit.
Do I need special tools to install the lock?
No special tools are required. A standard torque wrench and socket set are sufficient for proper installation.
What is the warranty period?
The product comes with a 12‑month limited warranty covering manufacturing defects.
Can this part be used for performance upgrades?
Yes, its robust construction makes it suitable for high‑performance applications where valve stability is critical.
Is the metal finish coated?
The lock is supplied unpainted to avoid coating failures; the steel itself is corrosion‑resistant.
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