Holley 20-13 Secondary Diaphragm Spring Kit
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Allows changing the rate of the seondary operating ranges
Features and Benefits:
- Secondary Diaphragm Spring Kit
Details:
- Adjustable Length: No
- Color: Assorted
- Grade Type: Performance
- Length: Assorted
- Material: Steel
- Quantity: 7
- Spring Force: Assorted
- Warranty: Manufacturer's Limited 90 Day Warranty
- Wire Diameter: Assorted
Installation Guide: Download PDF
Installation / Product Video: Watch on YouTube
⚠️ California Proposition 65 Warning
California Residents: This product can expose you to chemicals which are known to the State of California to cause cancer or other reproductive harm. Please visit www.p65warnings.ca.gov for more information.
Please check the product description for the manufacturer’s application details, or ask a specialist — we’ll confirm whether it fits your vehicle before you buy.
Shipping Information
Free shipping is available for eligible orders.
Shipping: For USA - Up to 50lbs.
Orders are processed during normal business days. Delivery dates may vary by carrier and destination.
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