This kit will repair stripped threads on any of the four screws that hold the fuel (float) bowl on a Holley carburetor. Will work on all 4150 and 4500 Holleys and most of the Holley clones.
It is a brand new, good quality kit, that includes the tap, tap-drill, installation tool, and 10 stainless steel thread inserts. Every component in this kit is interchangeable with Helicoil products.


If you are in a rush, we have included options for Priority, and Express mail, click the shipping tab for pricing. 

We ship all orders within one business day.