Holley Power Valves, High Flow, Alcohol

Single–Stage Power Valve, High Flow. Intended For use with Alcohol

Engine vacuum will hold the valve closed until vacuum drops below the cracking point, measured in inches of mercury (in hg) at which time, the valve will open and enrich the fuel mix.

High Flow Sizes available are 12.5, 13.5, 14.5, 15.5, 16.5, and 18.5. Specify Size. Intended for use with Alcohol.