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Holley 122-74 Carburetor Standard Main Jet
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Vendor: Holley
Type: Carburetors & Parts
Sku: WBCARB00029J8X4
Available: Available
Sold by Carkart, an authorized reseller.
Returns accepted within 30 days | support@carkart.com
Shipping Information
- Free Standard Shipping — United States only
- Processing Time: 1–3 business days
- Estimated Delivery: 3–5 business days after dispatch
- Double-boxed, fully insured & discreetly packaged
- Tracking number sent via email once dispatched
- Orders over $250 require signature upon delivery. Taxes calculated at checkout.
Returns & Refund
Returns accepted within 30 days of delivery.
Damaged or Defective Item
Free return shipping + replacement or full refund
Wrong Item Received
Free return shipping + replacement or full refund
Change of Mind
Return shipping at customer's expense · 25% restocking fee applies
All returns require a Return Authorization (RA) number before sending.
View Full Return & Refund Policy
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Holley 122-74 Carburetor Standard Main Jet
$16.92
FAQs
Have a question ? We are here to help.
Is the shipping free?
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
- Q: What is the model number of this carburetor? A: The model number is one-two-two seventy-four. This identifier helps ensure compatibility with various Holley carburetor models.
- Q: What materials are used in the Holley carburetor? A: The carburetor is made of plastic. This material is lightweight and resistant to corrosion, enhancing its durability.
- Q: What sizes do the main jets come in? A: The main jets are available in sizes ranging from forty to one hundred ten. This variety allows for tuning based on specific performance needs.
- Q: How do I install the Holley main jet? A: To install, simply unscrew the old jet and replace it with the new one. Ensure it is securely fastened to maintain proper fuel flow.
- Q: Is this carburetor compatible with all Holley models? A: Yes, it fits all Holley models including two thousand ten, twenty-three hundred, four thousand ten, four thousand eleven, four thousand fifty, four thousand sixty, and four thousand five hundred. This compatibility makes it versatile for various applications.
- Q: Can I change the jet size for tuning purposes? A: Yes, the jets are changeable and designed for tuning. Adjusting the size can optimize performance based on your specific engine requirements.
- Q: How do I clean the carburetor to ensure it remains in good condition? A: To clean, use a carburetor cleaner and a soft brush. Regular cleaning prevents buildup and maintains optimal fuel flow.
- Q: Is the Holley carburetor safe to use? A: Yes, it is safe when installed correctly and used as intended. Follow the manufacturer's instructions for installation and operation.
- Q: What is the thread size of the main jet? A: The main jet features a one-quarter by thirty-two thread size. This standard threading ensures a secure fit within the carburetor.
- Q: How do I know if I need to replace my main jet? A: Replace the main jet if you notice performance issues like poor acceleration or fuel efficiency. Inspecting the jet regularly can help maintain optimal performance.
- Q: How long do Holley main jets last? A: With proper care, Holley main jets can last for several years. Regular maintenance and timely replacement based on usage will extend their lifespan.
- Q: What should I do if the jet arrives damaged? A: If the jet arrives damaged, contact customer support for a return or replacement. Ensure to report any issues within the specified return period.
- Q: Can I install this carburetor myself? A: Yes, most users can install it with basic tools and mechanical knowledge. Follow the installation guide carefully for best results.
- Q: Are there any specific safety precautions I should take? A: Always ensure the engine is off and cool before installation or maintenance. Use protective gear to prevent injury during the process.
- Q: What is the flow capacity of the main jets? A: The flow capacity is measured in cubic centimeters per minute, but specifics vary by jet size. Choose the size that best fits your tuning requirements.
- Q: What type of binding does the carburetor have? A: The binding type is categorized under automotive. This classification indicates its intended use for vehicles and performance applications.