Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
- No EU import duties. - Ships within 3-5 business days. (USA) - Ships with 8-12 business days. (International)
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For more information, visit www.P65Warnings.ca.gov.
These metering orifices control fuel flow into the metering system. They are rated in flow capacity cubic centimeters per minute and are changeable for tuning purposes. The shape of the entry, exit, and size determines flow. All Holley Main jets are flow tested and then stamped with the correct number.
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 vehicles are compatible with the Holley 122-79 Carburetor Standard Main Jet?A: The Holley 122-79 Carburetor Standard Main Jet is compatible with various Holley models, including the 2010, 2300, 4010, 4011, 4150, 4160, and 4500 series.
Q: How do I choose the right jet size for my engine?A: Choosing the right jet size depends on your engine's performance needs. You can select from sizes ranging from 40 to 110, and it's advisable to start with a baseline and adjust based on your engine's tuning requirements.
Q: What is the thread size of the Holley 122-79 Carburetor Standard Main Jet?A: The Holley 122-79 Carburetor Standard Main Jet features a 1/4-32 thread size, ensuring compatibility with various Holley carburetor models.
Q: Are these main jets flow tested?A: Yes, all Holley Main Jets, including the 122-79, are flow tested and stamped with the correct number to ensure accurate fuel flow performance.
Q: How does changing the main jet affect my carburetor's performance?A: Changing the main jet can significantly affect your carburetor's performance by adjusting the fuel flow, which can enhance throttle response, fuel efficiency, and overall engine power. It's a crucial aspect of tuning your carburetor.
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