Edelbrock Standard-Flow 3.5" Hg Single-Stage Power Valve for Holley-Style Carburetors

Improve throttle response and fuel enrichment with this Edelbrock standard-flow single-stage power valve calibrated to open at 3.5" of mercury vacuum. Designed for Holley-style carburetors, this power valve uses engine vacuum to deliver additional fuel during heavy load and wide-open throttle conditions, helping eliminate lean stumble, hesitation, and bogging.

Features and Benefits:
- Designed for Holley-style carburetors
- Standard-flow single-stage power valve
- Opens at 3.5 inHg engine vacuum
- Supplies additional fuel under heavy load and WOT conditions
- Helps eliminate hesitation, bogging, and lean stumble
- Promotes smooth and consistent acceleration
- Great for carburetor tuning and performance applications
- Includes installation gasket
- Made in the USA

Ideal for street and performance carburetor tuning, this USA-made power valve promotes smooth and consistent acceleration while maintaining dependable drivability. Compatible with a wide range of Holley, Quick Fuel, and Demon carburetors, it includes the required gasket for secure installation and reliable sealing.

Additional Notes:
- Choose a power valve based on engine idle vacuum.
- General rule: Divide idle vacuum (inHg) by 2 to determine the correct power valve rating.
- Incorrect selection may cause lean hesitation or excessive richness during acceleration.