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.

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.

Destination Est. Time Cost
Canada (Toronto) 5-7 business days $123.85
DHL Express
UK (London) 5-7 business days $126.53
DHL Express
Australia (Sydney) 5-7 business days $125.23
DHL Express
Germany (Berlin) 5-7 business days $130.84
DHL Express

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

    RIGHT STUFF DETAILING Power Front Disc Brake Conversion TDC7125DB

    SKU: RSDTDC7125DB
    Product information
    • Product Line

      Street Series

    • Front/Rear

      Front

    • Inboard/Outboard

      Outboard

    • Rotor/Hat Construction

      1 Piece

    • Rotor Included

      Yes

    • Rotor Diameter

      11 in

    • Plain Rotor

      Yes

    Details...
    Original price was: $1,556.64.Current price is: $1,297.20.Add to cart
    Original price was: $1,556.64.Current price is: $1,297.20.
    Quantity Only 1 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

    PROTHANE 70-81 Camaro Leaf Sping Upper Pad Multi Spring 7-1703BL

    SKU: PTN7-1703BL
    Product information
    • Weight0.7 lbs
    • Dimensions4.75 × 4.25 × 3 in
    • Quantity

      Pair

    • Material

      Polyurethane

    • Color

      Black

    • Finish

      Natural

    • Front/Rear Spring Position

      Rear

    Details...
    Original price was: $16.69.Current price is: $15.17.Add to cart
    Original price was: $16.69.Current price is: $15.17.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MARCH PERFORMANCE 302 Alternator Billet Bracket 30351

    SKU: MPP30351
    Product information
    • Weight1.9 lbs
    • Dimensions6.5 × 6.35 × 4.8 in
    • Alternator Style

      Ford 1G

    • Hardware Included

      Yes

    • Quantity

      Kit

    • Driver / Passenger Side Mount

      Passenger Side

    • Block / Head / Water Pump Mount

      Water Pump

    Details...
    Original price was: $164.33.Current price is: $149.39.Add to cart
    Original price was: $164.33.Current price is: $149.39.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MARCH PERFORMANCE Saginaw Pump Brackets 20160

    SKU: MPP20160
    Product information
    • Weight1.98 lbs
    • Dimensions6.45 × 6.4 × 4.7 in
    • Product Line

      Ultra

    • Quantity

      Kit

    • Hardware Included

      Yes

    • Material

      Aluminum

    • Color

      Natural

    Details...
    Original price was: $167.43.Current price is: $152.21.Add to cart
    Original price was: $167.43.Current price is: $152.21.
    Quantity Only 2 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    RACING POWER CO-PACKAGED Throttle Return Spring Kit R2083

    SKU: RPCR2083
    Product information
    Details...
    Original price was: $20.66.Current price is: $18.78.Add to cart
    Original price was: $20.66.Current price is: $18.78.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    LONGACRE Replacement Caster Vial 52-78242

    SKU: LON52-78242
    Product information
    • Weight0.03 lbs
    • Dimensions5.55 × 3.05 × 0.5 in
    • Material

      Glass

    • Color

      Clear

    • Finish

      Natural

    • Quantity

      Each

    • Digital / Analog

      Analog

    Details...
    Original price was: $22.63.Current price is: $20.57.Add to cart
    Original price was: $22.63.Current price is: $20.57.Add to wishlist
  • Add to wishlist
    Sale
    EQUUS Gauge Mount Panel 2-5/8 Black Triple E9943
    Add to wishlist

    EQUUS Gauge Mount Panel 2-5/8 Black Triple E9943

    SKU: EQUE9943
    Product information
    • Weight0.36 lbs
    • Dimensions9.6 × 4.65 × 1 in
    • Quantity

      Each

    • Variant

      Yes

    • Variant Group

      Gauge Mounting Brackets4

    • Variant Column

      Number Of Gauges

    • Mounting Location

      Dash Mount

    Details...
    Original price was: $19.28.Current price is: $17.53.Add to cart
    Original price was: $19.28.Current price is: $17.53.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    EARLS 3/4in Pipe Plug 993206ERL
    Add to wishlist

    EARLS 3/4in Pipe Plug 993206ERL

    SKU: EAR993206ERL
    Product information
    • Weight0.035 lbs
    • Dimensions2.2 × 1.15 × 0.7 in
    • Material

      Aluminum

    • Color

      Blue

    • Finish

      Anodized

    • Quantity

      Each

    • Head Style

      Allen

    Details...
    Original price was: $9.00.Current price is: $7.52.Add to cart
    Original price was: $9.00.Current price is: $7.52.
    Quantity Only 5 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    DYNOMAX Resonator Assembly 56117
    Add to wishlist

    DYNOMAX Resonator Assembly 56117

    SKU: DYN56117
    Product information
    • Weight16.2 lbs
    • Dimensions67 × 21 × 5 in
    • Inlet Diameter

      2 in

    • Outlet Diameter

      2 in

    • Material

      Steel

    • Color

      Natural

    • Finish

      Aluminized

    Details...
    Original price was: $127.14.Current price is: $115.58.Add to cart
    Original price was: $127.14.Current price is: $115.58.
    Quantity Only 8 left in stock!
    -+
    Add to cart
    Add to wishlist

    81