This Holley power valve check ball kit adds "blowout" protection to pre-'92 Model 2300, 4150, and 4160 carburetors, consisting of a spring, brass seat, and check ball that protect the power valve during a backfire.
Specifications:
- Category: Air and Fuel Delivery
- Fits: Pre-'92 Model 2300, 4150, and 4160 carburetors
- Kit Includes: Spring, brass seat, check ball, drill bit with stop
- Instructions included
- Part Number: 125-500
FAQ
What does this kit protect against?
It protects the power valve from "blowout" damage typically caused by a backfire.
What carburetors does it fit?
It's designed for pre-'92 Holley Model 2300, 4150, and 4160 carburetors.
What's included in the kit?
The kit includes a spring, brass seat, check ball, the correct drill bit with stop, and detailed instructions.
