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  3. Carburetor Tools/Tuning Components
  4. Pop-Off & Inlet Tension Springs & Shims

Inlet Tension Spring, sometimes called Pop-Off Spring, controls the carburetor's metering or fuel flow. EC has the largest selection of OE and Aftermarket springs as well as shims designed to fine-tune your carburetor. If you are not sure which springs you need, we sell kits with the most common springs and shims to allow you to experiment to find what your carburetor and engine like best. 

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EC Assorted Pop-Off Spring & Shim Kit
Out of Stock.