Valve Spring Shims, Spacers & Seats

Are Valve Spring Shims Necessary?

Valve spring shims are essential components in the valvetrain system of an engine. They serve several crucial purposes:

• 1. Correct Valve Clearance: Valve spring shims help in adjusting and maintaining the proper valve clearance, ensuring that the valves open and close as needed.
• 2. Optimal Valve Spring Height: Shims are used to set the correct height of the valve springs, which is vital for engine performance and longevity.
• 3. Prevent Valve Train Noise: Shims can help reduce noise and vibrations in the valvetrain, resulting in smoother engine operation.

In summary, valve spring shims play a crucial role in maintaining the reliability and performance of your engine, making them necessary components in many engine builds.

What Is the Standard Thickness of Spring Shims?

The standard thickness of valve spring shims can vary depending on the specific engine and application. Shims come in various thicknesses, typically ranging from 0.015 inches to 0.060 inches or more. The appropriate thickness of shims to use depends on your engine's requirements and the valve clearance adjustments needed. It's essential to consult your engine's specifications or a knowledgeable technician to determine the correct shim thickness for your application.

How Much Does a Valve Spring Shim Kit Cost?

The cost of a valve spring shim kit can vary based on the brand, the number of shims included, and the materials used. On average, you can expect to find valve spring shim kits priced between $20 and $50. Higher-quality or larger kits with more shims may be priced higher. When selecting a shim kit, consider your engine's requirements and the thicknesses you need for proper valve adjustments.