Description

Carburetor Jet – 0.126 in ID – Number 99 – Brass – Holley Carburetors – Pair

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 HOLLEY

A leader in fuel systems for over 100 years, Holley fuel management systems have powered top circle track and drag racing teams around the world. Now, Holley offers EFI systems for GM's LS engine, among many other applications. Holley's products also include performance fuel pumps, intake manifolds, and engine accessories products for street performance, race, and marine applications.

Reviews

There are no reviews yet.

Be the first to review “HOLLEY Main Jets (2) 122-99”

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

    PEM Premium Quick Change Gears 65006

    SKU: PEM65006
    Product information
    • Weight4.63 lbs
    • Dimensions8.5 × 5.1 × 1.65 in
    • Product Line

      Premium

    • Spline

      10

    • Set Number

      6

    • Gear 1 Tooth Count

      23

    • Gear 2 Tooth Count

      25

    Details...
    Original price was: $176.21.Current price is: $160.19.Add to cart
    Original price was: $176.21.Current price is: $160.19.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PERTRONIX IGNITION Ignitor Conversion Kit 8 Lobe Cam ML-189

    SKU: PRTML-189
    Product information
    • Weight0.185 lbs
    • Dimensions6.15 × 4.85 × 1.65 in
    • Product Line

      Ignitor

    • Trigger Method

      Magnetic

    • Voltage

      12V

    • Positive / Negative Ground

      Negative

    • Advance Type

      Vacuum / Mechanical

    Details...
    Original price was: $242.00.Current price is: $219.58.Add to cart
    Original price was: $242.00.Current price is: $219.58.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PAINLESS WIRING Halogen Headlight Conversion Harness 30814

    SKU: PWI30814
    Product information
    • Weight2.024 lbs
    • Dimensions12.9 × 7 × 4.4 in
    • Quantity

      Kit

    • Harness End 1

      Battery Terminal Ends

    • Harness End 2

      H4 Plug

    • Harness Purpose

      Headlight Conversion

    • Eyelet Connectors Included

      Yes

    Details...
    Original price was: $215.99.Current price is: $179.99.Add to cart
    Original price was: $215.99.Current price is: $179.99.
    Quantity Only 9 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MILODON SBC Timing Pointer – 7.074 ATI Balancer 65752

    SKU: MIL65752
    Product information
    • Weight0.29 lbs
    • Dimensions9.75 × 5.85 × 1.65 in
    • Quantity

      Each

    • Style

      Pointer

    • Balancer Outside Diameter

      7.074 in

    • Adjustable

      Yes

    • Hardware Included

      Yes

    Details...
    Original price was: $45.94.Current price is: $39.95.Add to cart
    Original price was: $45.94.Current price is: $39.95.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MCGARD Cragar Offset Washers Stainless 10 Pack 78714

    SKU: MCG78714
    Product information
    • Weight0.443 lbs
    • Dimensions7.5 × 3.25 × 1.5 in
    • Material

      Stainless

    • Color

      Natural

    • Finish

      Natural

    • Quantity

      Set of 10

    • Style

      Cragar Offset

    Details...
    Original price was: $39.48.Current price is: $35.89.Add to cart
    Original price was: $39.48.Current price is: $35.89.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    SEASUCKER Vacuum Mount VM1013B

    SKU: SESVM1013B
    Product information
    • Weight0.75 lbs
    • Dimensions6.3 × 5.2 × 2.5 in
    • Quantity

      Each

    • Material

      Plastic

    • Color

      Black

    • Finish

      Natural

    • Intended Purpose

      Tie Down Hanger

    Details...
    Original price was: $70.80.Current price is: $59.00.Add to cart
    Original price was: $70.80.Current price is: $59.00.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    WEIAND Bbc Stealth (Rect-Port) 8018

    SKU: WEI8018
    Product information
    • Weight23.16 lbs
    • Dimensions25.3 × 12.45 × 7.4 in
    • Material

      Aluminum

    • Color

      Natural

    • Finish

      Natural

    • Quantity

      Each

    • Style

      Dual Plane

    Details...
    Original price was: $480.00.Current price is: $435.95.Add to cart
    Original price was: $480.00.Current price is: $435.95.Add to wishlist
  • Add to wishlist
    Sale
    FLOWTECH LS 304ss Turbo Headers Up & Forward Style 11539FLT
    Add to wishlist

    FLOWTECH LS 304ss Turbo Headers Up & Forward Style 11539FLT

    SKU: FLT11539
    Product information
    • Weight25.84 lbs
    • Dimensions30 × 14 × 11 in
    • Length

      Full

    • Flange Thickness

      0.4375 in

    • Primary Diameter

      1.75 in

    • Collector Diameter

      3 in

    • Collector Attachment Method

      V-band Clamp

    Details...
    Original price was: $294.00.Current price is: $266.95.Add to cart
    Original price was: $294.00.Current price is: $266.95.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    EDELBROCK Banjo Fitting 8089
    Add to wishlist

    EDELBROCK Banjo Fitting 8089

    SKU: EDE8089
    Product information
    • Weight0.11 lbs
    • Dimensions5.75 × 1.95 × 0.85 in
    • Material

      Brass

    • Color

      Natural

    • Finish

      Natural

    • Quantity

      Each

    • Style

      Straight

    Details...
    Original price was: $25.24.Current price is: $21.95.Add to cart
    Original price was: $25.24.Current price is: $21.95.Add to wishlist
  • Add to wishlist
    Sale
    DYNATECH 3.0in Vortex Cone Muffler 772-32520
    Add to wishlist

    DYNATECH 3.0in Vortex Cone Muffler 772-32520

    SKU: DTH772-32520
    Product information
    • Weight0.475 lbs
    • Dimensions7.4 × 4.35 × 4.25 in
    • Product Line

      Vortex

    • Style

      Cone

    • Alloy

      T304

    • Material

      Stainless

    • Finish

      Natural

    Details...
    Original price was: $60.60.Current price is: $55.09.Add to cart
    Original price was: $60.60.Current price is: $55.09.Add to wishlist

    20