121-128 Holley Pump Discharge Nozzle
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121-128 Holley Pump Discharge Nozzle
Optimize the performance of your Holley carburetor with the 121-128 Holley Performance Accelerator Pump Discharge Nozzle. A precise selection of accelerator pump discharge nozzle sizes is crucial for effective tuning of your accelerator pump system. This nozzle is designed to enhance fuel discharge efficiency, ensuring your engine runs at its best.
Key Features:
- Optimized Fuel Discharge: The nozzle hole size directly affects the rate of fuel discharge, allowing for tailored performance.
- Larger Hole Design: A larger hole enables faster fuel delivery at a lower pressure, improving engine response.
- Compatible Models: Specifically designed for Holley Model 4150, 4160, and 4500 carburetors for seamless integration.
- Includes Gaskets: Comes complete with gaskets to ensure a perfect fit and prevent leaks.
- Durable and Reliable: Each nozzle size is clearly stamped, providing you with confidence in your selection.
- Limited 90 Day Warranty: Enjoy peace of mind with our warranty, ensuring quality and reliability.
Specifications:
- Nozzle Size: 0.028 Inch
- Number of Nozzles: 2
Upgrade your carburetor system today with the 121-128 Holley Pump Discharge Nozzle and experience enhanced performance like never before!
Shipping & Returns
Shipping & Returns
Shipping:
Most qualifying in-stock orders are processed within one business day. In the contiguous 48 states, eligible in-stock orders placed before 12:00 PM (noon) in the customer's local time zone typically ship the same business day. Orders shipping to Alaska or Hawaii use a 12:00 PM Pacific Time cutoff (California time). These cutoffs apply only to eligible in-stock orders and are not guaranteed shipping or delivery times. Same-day shipping refers to processing and carrier handoff, not delivery. Weekends and holidays are excluded.
Payment verification, address verification, fraud review, and inventory availability may take longer. Supplier-direct fulfillment, freight shipping, and special handling may also take longer.
Returns:
Eligible products may be returned within 60 days of delivery, subject to our Return Policy. Return authorization is required. Certain products are final sale or subject to manufacturer warranty procedures, shipping charges, and applicable restocking fees.
Please inspect your order promptly upon delivery. Shipping damage, incorrect items, missing components, or quantity shortages must be reported within 3 business days after delivery. Retain the product, original packaging, shipping labels, and photographs while your claim is reviewed.

