Holley 122-66 Carburetor Standard Main Jet
Product Description
Holley 122-66 Carburetor Standard Main Jet
- Fits All Holley Model 2010, 2300, 4010, 4011, 4150, 4160 & 4500
- Sizes from 40-110
- 1/4-32 Thread
- .066" Jet size
- Standard Main Jet
- Jet Hole sizes provided for reference only . All Holley jets are sized by actual flow and may vary from sizes above.
This standard main jet is manufactured to high tolerances for consistency and is designed to fine-tune the carburetor for street or race applications. The hole size measures 0.066'' and is threaded for easy installation and removal. It is a replacement jet and comes with 1/4-32 unified fine thread.
Technical Specifications
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