Demon 120083 Vacuum Spring Assortment
- This item ships directly from the manufacturer. It may take an additional 3 business days for Demon Carburetion to ship this item.
- This item ships via Ground Shipping only. Expedited and Air shipping options are not available.
Complete assortment of 7 different diaphragm springs for vacuum secondary carburetors. The stiffness of the spring determines when the secondaries open.
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Q & A
There's a right and wrong way to run a two-barrel carburetor on your vintage engine. Check out this guide about how to select the correct carburetor for your Flathead or vintage engine.