Features Optimal driving conditions are yours with a Holley Performance 2BBL Carburetor Ideal for street or race applications with gasoline engines Available in several CFM sizes ¨C choose manual, automatic and no choke options 2- and 4-barrel carbs accommodate the higher air flow rate of large engine displacement Non-identical primary and secondary barrel(s) of different sizes Can be calibrated to deliver different air/fuel mixtures Comes ready to run ¨C 100% wet-flow tested by the experts at Holley Your Holley Performance 2BBL Carburetor comes with a Limited Lifetime Warranty DescriptionWhen it comes to wrenching on your ride, some upgrades deliver more dividends than others. And few promise the gains you get with a Holley Performance 2BBL Carburetor. Designed specifically for street or race applications with gasoline engines, these premium add-ons come in several CFM sizes as well as manual, automatic and no choke options.Holley Performance 2BBL Carbs are available in 2- and 4-barrel configurations, both made to accommodate the higher air flow rate of large engine displacement, and capable of being calibrated to deliver different air/fuel mixtures.With non-identical primary and secondary barrel(s) of different sizes, each Holley 2BBL Performance Carb arrives ready to run, 100% wet-flow tested by the experts at Holley. Your Holley Performance 2BBL Carburetor comes with a Limited Lifetime Warranty. NotesATTN: State of California ConsumersWARNING: Cancer and Reproductive Harm (www.p65warnings.ca.gov)Manufacturer InfoReturn Information