Holley Street Avenger Model 2300 Carburettors Offer Trouble-Free Performance In A Good-Looking Easy-To-Install Package. Calibrated To Give You The Performance That You Need Without The Tuning Headaches Involved With Other Carbs. And All Of This Comes With A Silver Finish That Looks As Good As It Performs. Features Include - Gen Iv No-Trouble Power Valve - Built-In Fuel Filter - Centre-Hung Float - External Float Adjustments - Electric Choke - Two Vacuum Ports (One Times Spark And One Pcv)