Description

Needle and Seat Hardware – Gaskets / Nuts / Screws – Externally Adjustable Float – Holley Carburetors – Kit

Why Choose Us?



Frequently Asked Questions​

As an Authorized Automotive Retailer in the United States, we take pride in guaranteeing 100% authentic products from all brands available on our website. With partnerships spanning 1,000+ brands and a network of 20+ distributor warehouses nationwide, we maintain millions of auto parts in inventory across the USA, ensuring quick shipping and reliable service to our customers. When you shop with us, you're investing in quality and trust.
We believe we have the fastest backorder system in the U.S. auto parts industry, thanks to our strong partnerships with brands and vendors. Nearly all backordered auto parts are shipped directly by the vendors without any additional delays, or they are placed as special orders on the same day. In most cases, backordered parts are delivered within 5-10 days.
We offer unbeatable prices and the best shipping rates on auto parts, with exclusive protection and insurance included to safeguard your order from damage or loss. Enjoy convenient door-to-door delivery, real-time tracking, and our 100% satisfaction guarantee for a smooth, worry-free experience.
Our standard shipping typically takes 1-3 business days. We will provide estimated shipping time for each product. While we aim to deliver as quickly as possible, this timeframe ensures all orders are processed, prepared, and dispatched with care. If the products are not ready for shipping in 72 hours, we will refund you 100%
Absolutely. Once your order is dispatched, you’ll receive an email with tracking details, so you can follow your shipment every step of the way. Every step of shipping process will be sent through email notifications or using tracking page.
Every product page includes a stock level indicator to show what’s available. We always update the inventory 24/24. We’ll be happy to check availability and provide updates on new stock arrivals if you need a help.
We’re sorry to hear that your order wasn’t delivered in perfect condition. Please email us with your order number, a description of the issue, and photographs of the damaged item. Once we receive this information, we’ll arrange for a replacement or refund and handle the return process.
You can return items within 30 days of receipt. Ensure the product is new in its original packaging and securely wrapped for safe transit. Once we receive the item in sellable condition, we’ll issue a full refund for the product value. Contact us for the return address and further instructions.

About ADVANCED ENGINE DESIGN

AED Performance, located in North Chesterfield, VA, researches, designs and manufactures a complete line of performance and competition carburetors. They offer a full range of products for use with the Pro Street, Drag Racer, Circle Track, Pulling, Marine and Off Road markets, including gaskets, gauges, brackets, carburetors, fuel lines and logs, metering blocks, carburetor pumps and jets, and more.

Reviews

There are no reviews yet.

Be the first to review “ADVANCED ENGINE DESIGN Needle & Seat Hardware Kit 5120”

Your email address will not be published. Required fields are marked *

Recently viewed products

  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PROFORM 10SI Adapter 66663

    SKU: PFM66663
    Product information
    • Weight0.77 lbs
    • Dimensions6.75 × 3.35 × 3.3 in
    • Material

      Aluminum

    • Color

      Black

    • Finish

      Anodized

    • Quantity

      Kit

    • Hardware Included

      Yes

    Details...
    Original price was: $31.35.Current price is: $28.50.Add to cart
    Original price was: $31.35.Current price is: $28.50.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PETERSON FLUID Stack Adapter w/2.250 Guide Washer -430833

    SKU: PTR06-0720
    Product information
    • Weight0.145 lbs
    • Dimensions5.85 × 3.95 × 1.3 in
    • Style

      Stack Adapter

    • Material

      Aluminum

    • Color

      Black

    • Finish

      Oxide

    • Quantity

      Each

    Details...
    Original price was: $74.98.Current price is: $68.16.Add to cart
    Original price was: $74.98.Current price is: $68.16.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    SCRIBNER Engine Case – SBC w/Bellhousing 5110

    SKU: SCR5110
    Product information
    • Weight42.3 lbs
    • Dimensions44 × 27.5 × 18 in
    • Length

      44 in

    • Width

      27 in

    • Height

      30 in

    • Material

      Plastic

    • Color

      Gray

    Details...
    Original price was: $381.98.Current price is: $318.32.Add to cart
    Original price was: $381.98.Current price is: $318.32.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    SKYJACKER HYDRO SHOCK W/RED BOOT H7051

    SKU: SKYH7051
    Product information
    • Weight5.42 lbs
    • Dimensions24.55 × 3.4 × 3.1 in
    • Product Line

      Hydro H7000 Series

    • Internal Design

      Twintube

    • Gas/Hydraulic

      Hydraulic

    • Compressed Length

      13.71 in

    • Extended Length

      22.58 in

    Details...
    Original price was: $58.00.Current price is: $51.87.Add to cart
    Original price was: $58.00.Current price is: $51.87.
    Quantity Only 6 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    SANDER ENGINEERING Sprint Front Rotor Mount SC-517K

    SKU: SNDSC-517K
    Product information
    • Weight0.428 lbs
    • Dimensions4 × 3 × 2 in
    • Quantity

      Set of 3

    • Material

      Steel

    • Color

      Zinc

    • Finish

      Oxide

    • Thread

      1/2-20 in

    Details...
    Original price was: $37.27.Current price is: $33.88.Add to cart
    Original price was: $37.27.Current price is: $33.88.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    JP PERFORMANCE SBM Billet Double Roller Timing Set JP5985

    SKU: JPP5985
    Product information
    • Weight3.76 lbs
    • Dimensions10.4 × 7.1 × 1.55 in
    • Chain Included

      Yes

    • Chain A Style

      Roller

    • Chain A Rows

      Double

    • Chain Length Shorter Than Oe

      Standard

    • Chain Link Quantity

      68.0

    Details...
    Original price was: $126.00.Current price is: $113.74.Add to cart
    Original price was: $126.00.Current price is: $113.74.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    VENTSHADE Window Ventvisor 194252

    SKU: VEN194252
    Product information
    • Weight2.34 lbs
    • Dimensions46.88 × 11.88 × 1.88 in
    • Product Line

      In-Channel Ventvisor

    • Application Specific

      Yes

    • In Channel / Out Of Channel

      In Channel

    • Front Included

      Yes

    • Material

      Plastic

    Details...
    Original price was: $70.00.Current price is: $62.99.Add to cart
    Original price was: $70.00.Current price is: $62.99.
    Quantity Only 6 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    VENTSHADE Window Ventvisor 4Pc. 194427

    SKU: VEN194427
    Product information
    • Weight2.3 lbs
    • Dimensions47 × 12 × 2 in
    • Product Line

      In-Channel Ventvisor

    • Application Specific

      Yes

    • In Channel / Out Of Channel

      In Channel

    • Front Included

      Yes

    • Material

      Plastic

    Details...
    Original price was: $70.00.Current price is: $62.99.Add to cart
    Original price was: $70.00.Current price is: $62.99.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HOWE Snap Ring X Ball Upper Joint 22312

    SKU: HOW22312
    Product information
    • Weight0.01 lbs
    • Dimensions4 × 2.6 × 0.3 in
    • Upper/Lower

      Upper

    • Material

      Steel

    • Color

      Cadmium

    • Finish

      Plated

    • Quantity

      Each

    Details...
    Original price was: $4.17.Current price is: $3.79.Add to cart
    Original price was: $4.17.Current price is: $3.79.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    WHITELINE PERFORMANCE Shock Absorber Bushing Universal W33367

    SKU: WHIW33367
    Product information
    • Weight0.1 lbs
    • Dimensions5.5 × 4.25 × 1.7 in
    • Shape

      Hourglass

    • Upper / Lower

      Upper / Lower

    • Front / Rear

      Front, Rear

    • Inside Diameter

      0.625 in

    • Outside Diameter

      1.220 in

    Details...
    Original price was: $10.66.Current price is: $8.88.Add to cart
    Original price was: $10.66.Current price is: $8.88.Add to wishlist

    42