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Power Valve Block-Off. The Edelbrock 1957-79 Ford Truck Edelbrock 12624 Power Valve Plug and Gasket is designed to block off the power valve on carburetors, allowing for fine tuning of vintage series carburetors. This plug disables the power valve function to help adjust fuel delivery characteristics and improve engine performance in specific setups.
_x000D__x000D_Construction and Appearance. Precision machined from durable aluminum, this block-off plug features a satin finish that matches the stock appearance. The included gasket ensures a reliable seal to prevent leaks and maintain proper operation.
_x000D__x000D_Installation. Installation is straightforward and requires no drilling. Simply thread the plug into the power valve port using the fine 1/2-28 thread size for a secure fit.
_x000D__x000D_Warranty. This product comes with a 12-month warranty providing assurance of quality and durability. Application. Fits Demon, Holley, and Quick Fuel carburetors with a 1/2" x 28 power valve thread.
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov