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AED Vacuum Secondary Spring Tuning Kits

3.0 out of 5 stars 2 Customer Reviews

Vacuum secondary carburetors are designed for universal installation on varying engine sizes and power levels. In turn, great improvements can be made by tailoring the secondary opening rate to your specific engine combo. These AED vacuum secondary spring tuning kits are designed to upgrade and fine-tune your vacuum secondary carburetor, resulting in overall better engine performance.

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AED Vacuum Secondary Spring Tuning Kits 5580

Vacuum Secondary Springs, Steel, Holley 4150/4160, Carburetors, Set of 7

Part Number: AED-5580

3.0 out of 5 stars ( 2 )

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