QUICK FUEL TECHNOLOGY® Installation Instructions OFF ROAD SERIES CARBURETORS OR-450-VS 450 CFM Vac. Secondary Off Road OR-600-VS 600 CFM Vac. Secondary Off Road OR-680-VS 680 CFM Vac. Secondary Off Road ORQ-650 Q Carb 650 CFM Off Road ORQ-750 Q Carb 750 CFM Off Road Plea...