Description

Metering Block – Secondary – Conversion to Main Jets – Gaskets / Hardware Included – Aluminum – Chromate – Holley 4160 Carburetors – Each

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.

International Shipping

Below are estimated rates and delivery times for popular destinations; full carrier options are available at checkout.

Our dedicated team has years of experience managing international logistics and customs documentation to ensure smooth delivery from our US warehouse to your door. Please review our shipping policy and local import regulations before ordering.

Loading international estimates...

Reviews

There are no reviews yet.

Be the first to review “ADVANCED ENGINE DESIGN Metering Block Conv. Kit 6300”

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

    HUSKY LINERS Tailgate Cap Smoothback 2888027

    SKU: HSK2888027
    Product information
    Details...
    Original price was: $77.00.Current price is: $69.99.Add to cart
    Original price was: $77.00.Current price is: $69.99.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    ORACLE LIGHTING Multifuction Remote 1701-504

    SKU: ORA1701-504
    Product information
    • Weight0.25 lbs
    • Dimensions6.85 × 5.45 × 1.75 in
    • Quantity

      Kit

    • Component

      Light Controller

    • Remote Included

      Yes

    • Wireless Remote

      Yes

    • Channel

      Single

    Details...
    Original price was: $90.28.Current price is: $78.50.Add to cart
    Original price was: $90.28.Current price is: $78.50.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    NITROUS EXPRESS Main Line Nitrous Kit 50-150HP ML2000

    SKU: NXSML2000
    Product information
    • Weight18 lbs
    • Dimensions24.5 × 7.5 × 7.25 in
    • Wet / Dry Kit

      Wet

    • Plate / Fogger

      Fogger

    • Single / Dual Stage

      Single

    • Adjustable

      Yes

    • Maximum Advertised Horsepower

      150 hp

    Details...
    Original price was: $603.65.Current price is: $524.91.Add to cart
    Original price was: $603.65.Current price is: $524.91.
    Quantity Only 5 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MOPAR PERFORMANCE Priming Tool P4286800AB

    SKU: MOPP4286800AB
    Product information
    Details...
    Original price was: $12.31.Current price is: $11.19.Add to cart
    Original price was: $12.31.Current price is: $11.19.
    Quantity Only 1 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 H7068

    SKU: SKYH7068
    Product information
    • Weight7.16 lbs
    • Dimensions24.95 × 3.6 × 3.05 in
    • Product Line

      Hydro H7000 Series

    • Internal Design

      Twintube

    • Gas/Hydraulic

      Hydraulic

    • Compressed Length

      20.27 in

    • Extended Length

      34 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 8 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    Ti22 PERFORMANCE King Pin Cap Stud Kit (pair) TIP2019

    SKU: TIP2019
    Product information
    • Weight0.3 lbs
    • Dimensions4.85 × 4.1 × 1.25 in
    • Material

      Steel

    • Color

      Natural

    • Finish

      Natural

    • Quantity

      Kit

    • Intended Application

      King Pin Cap Stud

    Details...
    Original price was: $81.59.Current price is: $67.99.Add to cart
    Original price was: $81.59.Current price is: $67.99.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HUSKY LINERS Front Floor Liners 52731

    SKU: HSK52731
    Product information
    • Weight8.05 lbs
    • Dimensions33 × 24 × 3 in
    • Product Line

      X-ACT Contour

    • Application Specific

      Yes

    • Textured

      Diamond Plate / Lines

    • Material

      Plastic

    • Color

      Black

    Details...
    Original price was: $121.00.Current price is: $109.99.Add to cart
    Original price was: $121.00.Current price is: $109.99.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HEDMAN Header Gaskets (Pair) – Ford 27680

    SKU: HED27680
    Product information
    • Weight0.4 lbs
    • Dimensions23 × 5 × 0.5 in
    • Material

      Steel Core Laminate

    • Quantity

      Pair

    • Thickness

      0.0625 in

    • Port Shape

      Rectangle

    • Port Height

      1.6 in

    Details...
    Original price was: $25.01.Current price is: $22.74.Add to cart
    Original price was: $25.01.Current price is: $22.74.
    Quantity Only 5 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HASTINGS Piston Ring Set 4.500 1/16 1/16 3/16 2M5589005

    SKU: HAS2M5589005
    Product information
    • Weight1.21 lbs
    • Dimensions5.15 × 5 × 3.25 in
    • Product Line

      Premium Ductile Moly

    • File Fit

      Yes

    • Bore (Standard)

      4.500 in

    • Tension

      Standard

    • Top Ring Included

      Yes

    Details...
    Original price was: $150.33.Current price is: $136.66.Add to cart
    Original price was: $150.33.Current price is: $136.66.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    WINTERS Quick Change Gears 4412

    SKU: WIN4412
    Product information
    • Weight3.65 lbs
    • Dimensions7.2 × 4.6 × 1.6 in
    • Spline

      6

    • Set Number

      12.0

    • Gear 1 Tooth Count

      19.0

    • Gear 2 Tooth Count

      29.0

    • 3:78 Ring And Pinion Low Ratio

      2:48

    Details...
    Original price was: $90.12.Current price is: $81.93.Add to cart
    Original price was: $90.12.Current price is: $81.93.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist

    33