Quick Fuel Technology Carburetor Repair Kit 3-302QFT; Holley 4150HP, Mighty Demon, Speed Demon

We have taken the non-stick performance rebuild kit and added all the screws, fasteners and springs required for a complete overhaul to give your carburetor that new look and feel. This will give you better adjustability for float level, needle and seat, and idle speed. Fits most Model 4150 style mechanical secondary carburetors. Includes Holley(R) carb P/N's 4776, 4777, 4778, 4779, 4780, 4781, 8156, 8162, 9379 and 9380.