Description
Proper jetting is fundamental to carburetor tuning—and these Holley main jets give you precise control over fuel metering in the mid-range and cruise portions of your engine’s operation. Whether you’re dialing in a street engine or optimizing a race carb for specific conditions, having the correct jet size ensures clean throttle response, consistent fuel economy, and reliable performance across your operating range. This pair of size-108 jets is a direct fit for Holley carburetors and takes minutes to swap, making them an essential tuning tool for any serious carburetor setup.
- Holley carburetor jets
- Size 108 (0.147″ ID)
- Solid brass construction
- Sold as pair
- Bolt-on installation
- Mid-range fuel metering






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