Holley - 750 CFM - 4150 - Mechanical Secondaries - Shiny - Gasoline Steering Support Bracket - Bolt-On

Steering Support Bracket - Bolt-On - 1-1/4 in Tube - 3/4 in Spherical Rod End - Steel - Black Powder Coat - Each

Fitting - Manifold - Three 6 AN Male - One 8 AN Male - Aluminum - Black Anodized - Each

Nose - MD3 - Combo - New Style - Fenders / Nose / Graphics - Plastic - Red - Ferrari - Dirt Late Model - Kit

Relay Switch - 70 amps - 12V - Universal - Kit

Holley - 750 CFM - 4150 - Mechanical Secondaries - Shiny - Gasoline Steering Support Bracket - Bolt-OnThese carburetors that are intended for use with superchargers, and have a unique capability that allows their power valves to reference the intake manifold vacuum below the supercharger. This allows the power valve to operate as it should, based off intake manifold vacuum. A power valve provides further enrichment to the main metering system under load (low vacuum) conditions. Without this external referencing, the power valve would be "reading" the