Holley 20-122 Pro Series Secondary Linkage Pro-Series Adjustable Secondary Linkage Kit for All Double Pumper, HP, and Ultra XP
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Featuring Stainless Steel construction and a lightweight yet rugged design, it provides a bulletproof method of adjusting secondaries on all Double Pumper, HP, and Ultra Xp carburetors. It allows user to pick between 1:1 or progressive secondary ratio.
Kit provides infinite adjustment of secondary throttle blades for maximum horsepower output.
Features and Benefits:
- Includes all necessary hardware Compact design won't interfere with throttle linkage Perfect for circle track and drag racing Detailed instructions included Simple installation Tough Stainless Steel construction for longevity, durability and control Choose between a 1:1 and a progressive secondary ratio
Details:
- Adjustable: Yes
- Color: Zinc
- Grade Type: Performance
- Material: Steel
- Model: 4150
- Return Springs Included: No
- Warranty: Manufacturer's Limited 90 Day Warranty
Installation Guide: Download PDF
Installation / Product Video: Watch on YouTube
β οΈ 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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