Description
Fine-tune your carburetor’s fuel delivery and unlock the performance your engine deserves with these precision-crafted Holley Main Jets. Whether you’re chasing that perfect air-fuel ratio on the strip or dialing in your daily driver, these brass jets offer reliable, consistent flow you can count on. Sold as a pair so you’re always ready to swap and tune on the fly.
- Brand: Holley
- Part Number: 122-103
- Jet Number: 103
- Orifice ID: 0.130 in.
- Material: Brass
- Type: Carburetor Main Jets
- Fitment: Holley Carburetors
- Quantity: Sold as a pair
Holley has been the go-to name in carburetion for decades, and these main jets are built to that same exacting standard. Perfect for tuners who demand precision and durability from every component under the hood.






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