Overview Reviews Product Description Carburetor - HO Series - 4-Barrel - 650 CFM - Square Bore - No Choke - Mechanical Secondary - Dual Inlet - Aluminum - Black Anodized / Chromate - Each Product Videos Custom Field Product Reviews Write a Review Write a Review × Advanced Engine Design 650CFM Carburetor - HO Series Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *