Holley 125-45 Single-Stage Standard Flow Power Valve<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Enhances power enrichment</li><li>Eliminates hesitation and bogging for better performance</li><li>Includes gasket for easy installation</li><li>Valve opens when vacuum reaches 4.5 Hg</li><li>90-day warranty</li></ul></div><img src="http://ecx.images-amazon.com/images/I/4178o2cU5IL.jpg" noproxy>