Why use a power valve block off? If you have a dedicated race engine that never sees part throttle, but goes right from idle to full throttle you may see more consistency. The block off screws right in place of the existing power valve. Includes gasket.
Product Features:
Can offer more consistency on racing engines
Screws right in place of Holley power valve
Gasket included
Skin Packaged
Specifications
Brand:
Mr. Gasket
Product Type:
Power Valve Plug
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