Description
The accelerator pump is only as effective as its discharge nozzle—a worn or improperly sized nozzle creates lean stumbles and hesitation during throttle transitions that cost you consistency on the track. The Holley 121-118 delivers precise fuel atomization through its 0.018″ orifice, ensuring smooth throttle response and predictable power delivery. Running a pair gives you the flexibility to dial in your fuel curve for your specific carb setup and driving conditions.
- Accelerator pump nozzle
- 0.018″ inner diameter
- Straight discharge type
- Holley carburetors compatible
- Sold as pair
- Bolt-on installation
- Precision machined






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