Quick Fuel Technology Nitrous Switch - For 4500 Carbs 600-2Qft

Quick Fuel Technology Nitrous Switch - 4150 Carbs 600-1QftNitrous Micro Switch - Bracket Included - Holley / Proform / Quick Fuel Carburetors - Kit

Quick Fuel Technology Throttle Return Spring Kit - Qfx Carbs 49-2QftThrottle Return Spring Kit - Carb Mount - Dual Springs - Steel - Zinc Oxide - Quick Fuel QFX Carburetor - Kit

Quick Fuel Technology Side Pivot Float - Billet Conv. 34-2QftMetering Plate - Conversion to Main Jets - Gasket / Float Included - Aluminum - Red Anodized - Holley Side Pivot 4160 Carburetors - Kit

Quick Fuel Technology Adj. Secondary Pump Cam Bracket 63-2QftSecondary Pump Cam Bracket - Adjustable - Steel - Cadmium - Holley 4150 Carburetors - Each

Quick Fuel Technology Viton Needle & Seat - .110 18-2QftNeedle and Seat - Adjustable - 0.110 Orifice - Viton - Holley / Quick Fuel Carburetors - Each