Description
- Includes aluminum stud, thumb knob, air cleaner lid mounting stop and jam nut
- Mounting stop & jam nut go under air cleaner lid so you can tighten the thumb knob without distorting the lid
- Set screw in thumb knob keeps it from coming loose – beats duct tape!
- Built-in rubber seal keeps dust out of your engine
- Top thread 5/16″, bottom carb thread 5/16″ – Holley
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