Description
Precise idle quality and fuel mixture control are non-negotiable for carburetor tuning, and worn or damaged mixture screws compromise your engine’s ability to run cleanly at low RPM. The Holley Idle Mixture Screw 26-101 is a direct OEM replacement that restores accurate mixture adjustment, ensuring your carburetor delivers consistent fuel-air ratios without flat spots or stumbling. Whether you’re dialing in a fresh carb build or refreshing an aging unit, these screws are an essential wear item that should never be overlooked.
This pair of cadmium-plated steel screws is engineered to the exact specifications of Holley’s most popular carburetor platforms, guaranteeing reliable fit and repeatable tuning results across all your mixture circuits.
- Holley 2300 carburetors
- Holley 4150 carburetors
- Holley 4160 carburetors
- Holley 4500 carburetors
- Steel construction
- Cadmium plating
- Pair included
- OEM direct replacement
- Bolt-on installation






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