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Holley 122 74 Standard Main Jet Review

3

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Poor

Revainrating 2 out of 5  
Rating 
2.0
🛢️ Fuel System, 🏎️ Performance Car Parts & Accessories

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Description of Holley 122 74 Standard Main Jet

Designed to fine-tune the carburetor for street or race applications. Threaded for easy installation and removal. 0.0800'' hole size. Comes with 1/4-32 unified fine thread. Comes in a pair.

Reviews

Global ratings 3
  • 5
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  • 4
    1
  • 3
    0
  • 2
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  • 1
    2

Type of review

Revainrating 1 out of 5

Unreliable Fuel System Component

This automotive part did not meet my expectations. Thanks to my knowledge gained in practice, I was able to identify that the jet was pouring too much fuel in my engine causing it to have an unstable idle. Even after cleaning the jet it still produced the same problem. The only pro for the Holley jet is that it is a standard part .However, the cons include its unreliability and the added expense of having to replace it with a better quality component..

Pros
  • Improves fuel delivery and engine performance
Cons
  • Incorrect jet size can lead to engine damage or poor performance

Revainrating 4 out of 5

Boosted Performance with Quality Main Jets!

Using this product, our team found that our automotive's fuel system instantly improved... The main jets made a big difference in the overall performance, providing smoother acceleration and a noticeable increase in horsepower. The construction is top-notch ensuring long-lasting performance without any leaks or issues. However, the only con we have is that installation can be tricky if you're not familiar with fuel systems. Overall, a fantastic product for those looking to upgrade their fuel…

Pros
  • Precision manufacturing ensures accuracy in fuel delivery for optimal engine performance.
Cons
  • Incorrect selection can lead to poor performance or damage to the engine.

Revainrating 1 out of 5

Ditch Holley Carburetor for Parts

Had 2 years of trouble with Holley Carburetor. Taken Holly off, bolted on an Edelbrock carb, and it was magic. Runs very quiet, more power and keeps the setting. Holly was nothing short of an issue and a disappointment.

Pros
  • Automotive
Cons
  • Repair