Description
This item is brand-new, factory sealed.
Holley – 20-13 Secondary Diaphragm Spring Kit
- Fit type: Vehicle Specific
- Manufacturer: Holley
- Brand: Holley
- Model: Holley Secondary Diaphragm Spring Kit
- Item Weight: 1.06 ounces
- Country of Origin: USA
- Item model number: 20-13
- Is Discontinued By Manufacturer: No
- Exterior: Machined
- Manufacturer Part Number: 2013
- OEM Part Number: 20-13
The Holley vacuum secondary spring kit is designed to fine-tune your carburetor.


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