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The Edelbrock single‑stage 6.5 in Hg power valve is a vacuum‑controlled replacement designed to open under heavy load to enrich the main fuel circuit and prevent hesitation. With a 6.5 in Hg opening point, it suits applications with lower manifold vacuum or specific tuning needs. Install the valve that corresponds to your carburetor and engine vacuum characteristics to maintain consistent power delivery under load.
Edelbrock Single-Stage Power Valve Standard Flow 6 5 In Hg
