Description

Throttle Return Spring Kit – Carb Mount – Dual Springs – Steel – Zinc Oxide – Holley 4500 / Quick Fuel Carburetor – 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.

Global Shipping Estimates (Ships from USA)

Destination Region Est. Delivery Time Estimated Cost
🇨🇦 Canada 5 - 7 Days
DHL UPS USPS FedEx
From $50.00 USD
🇪🇺 European Countries 5 - 7 Days
DHL UPS USPS FedEx
From $70.00 USD
🇦🇺 Australia 5 - 7 Days
DHL UPS USPS FedEx
From $110.00 USD
🇦🇪 United Arab Emirates 5 - 7 Days
DHL UPS USPS FedEx
From $100.00 USD
🇸🇦 Saudi Arabia 5 - 7 Days
DHL UPS USPS FedEx
From $100.00 USD
🇯🇵 Asia Countries 5 - 7 Days
DHL UPS USPS FedEx
From $130.00 USD
*Note: These are estimated costs for a standard package. Exact shipping fees will be calculated at checkout using live rates based on your specific location and cart weight.

About QUICK FUEL TECHNOLOGY

Quick Fuel Technology is a carburetor and fuel delivery specialist. In addition to their line of advanced carburetors, Quick Fuel also offers fuel injection systems and just about every accessory needed to complete the fuel system for a diverse range of applications.

Reviews

There are no reviews yet.

Be the first to review “QUICK FUEL TECHNOLOGY Throttle Return Spring Kit – 4500HP 49-1QFT”

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

    K AND N ENGINEERING Air Intake System 30-1561

    SKU: KNE30-1561
    Product information
    Details...
    Original price was: $405.00.Current price is: $367.99.Add to cart
    Original price was: $405.00.Current price is: $367.99.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    NITROUS EXPRESS Throttle Position WOT Switch w/Bracket – 4150 15569

    SKU: NXS15569
    Product information
    • Weight0.06 lbs
    • Dimensions3.7 × 1.85 × 1.4 in
    • Quantity

      Kit

    • Intended Application

      Carburetor

    • Activation Method

      Push

    • On/Off/Momentary

      Momentary

    • Terminal Style

      Spade

    Details...
    Original price was: $60.80.Current price is: $52.87.Add to cart
    Original price was: $60.80.Current price is: $52.87.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    LONGACRE Weatherproof Ignition Switch 52-45423

    SKU: LON52-45423
    Product information
    • Weight0.086 lbs
    • Dimensions3.5 × 2 × 1 in
    • Quantity

      Each

    • Intended Application

      Universal

    • Activation Method

      Toggle

    • On/Off/Momentary

      On/Off

    • Terminal Style

      Screw

    Details...
    Original price was: $20.37.Current price is: $18.52.Add to cart
    Original price was: $20.37.Current price is: $18.52.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    TUFF-STUFF GM Super Lite Starter Black 6550B

    SKU: TFS6550B
    Product information
    • Weight8.3 lbs
    • Dimensions12.4 × 7.2 × 6.3 in
    • Color

      Zinc

    • Finish

      Plated

    • Quantity

      Each

    • Variant

      Yes

    • Variant Group

      Starters13

    Details...
    Original price was: $189.96.Current price is: $172.69.Add to cart
    Original price was: $189.96.Current price is: $172.69.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    WEATHERTECH Front Side Window Deflec tors 80930

    SKU: WEA80930
    Product information
    • Weight2.63 lbs
    • Dimensions47 × 13 × 2 in
    • Application Specific

      Yes

    • Mounting Style

      Snap-In

    • Material

      Plastic

    • Color

      Dark Smoke

    • Quantity

      Pair

    Details...
    Original price was: $96.35.Current price is: $87.59.Add to cart
    Original price was: $96.35.Current price is: $87.59.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HOLLEY Main Jets (2) 122-76

    SKU: HLY122-76
    Product information
    • Weight0.025 lbs
    • Dimensions5 × 3.45 × 0.65 in
    • Fuel Type

      Gasoline

    • Inside Diameter

      0.0840 in

    • Jet Number

      76.0

    • Style

      Main

    • Thread

      1/4-32 in

    Details...
    Original price was: $15.00.Current price is: $12.87.Add to cart
    Original price was: $15.00.Current price is: $12.87.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    GORILLA 100 Washers Duplex Mag 79901

    SKU: GOR79901
    Product information
    • Weight1.85 lbs
    • Dimensions5.3 × 4.5 × 3.5 in
    • Material

      Steel

    • Color

      Zinc

    • Finish

      Oxide

    • Quantity

      Set of 100

    • Variant

      Yes

    Details...
    Original price was: $45.30.Current price is: $41.18.Add to cart
    Original price was: $45.30.Current price is: $41.18.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    FLOWMASTER 99-04 Ford Lightning American Thunder System 17367
    Add to wishlist

    FLOWMASTER 99-04 Ford Lightning American Thunder System 17367

    SKU: FLO17367
    Product information
    • Weight41.23 lbs
    • Dimensions33.1 × 20 × 16 in
    • Product Line

      American Thunder

    • Style

      Cat Back

    • Exit Quantity

      Dual

    • Exit Location

      Back

    • Exit Side

      Passenger

    Details...
    Original price was: $710.00.Current price is: $644.95.Add to cart
    Original price was: $710.00.Current price is: $644.95.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    FLEX-A-LITE Electric Fan Controllerw /Relay Push-In Probe 121280
    Add to wishlist

    FLEX-A-LITE Electric Fan Controllerw /Relay Push-In Probe 121280

    SKU: FLE121280
    Product information
    • Weight0.87 lbs
    • Dimensions9.5 × 4.9 × 2.2 in
    • Quantity

      Kit

    • Adjustable

      Yes

    • Low Adjustment

      160 degree Fahrenheit

    • High Adjustment

      220 degree Fahrenheit

    • Adjustment Method

      Screw

    Details...
    Original price was: $51.32.Current price is: $46.65.Add to cart
    Original price was: $51.32.Current price is: $46.65.Add to wishlist
  • Add to wishlist
    Sale
    EDELBROCK True Roller Timing Set - AMC 7818
    Add to wishlist

    EDELBROCK True Roller Timing Set – AMC 7818

    SKU: EDE7818
    Product information
    • Weight4.2 lbs
    • Dimensions10.7 × 6.5 × 1.6 in
    • Product Line

      Performer-Link

    • Quantity

      Kit

    • Chain Included

      Yes

    • Chain A Style

      Roller

    • Chain A Rows

      Double

    Details...
    Original price was: $150.59.Current price is: $130.95.Add to cart
    Original price was: $150.59.Current price is: $130.95.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist

    45