Features include a flatslide throttle operating on roller bearing with progressive linkage for smooth operation and control. Smoothbore venturi for maximum air flow. This is the ultimate racing carburetor for use on downdraft engines as found on many popular sportbikes destined for serious competition. Along with the highest level of technology available, the FCR's have proven there advantage with race wins around the world. 39mm Carburetor Type: Downdraft Fits Ducati 1991-99 750SS Super Sport Dual 1991-99 900SS Super Sport Dual All M900 Monster Dual This is for the carb only We are an authorized Keihin Dealer.These are Genuine Keihin carburetors, not Chinese knock offs. Cycles R Us reserves the right to terminate any sales offered at our discretion. All items must be paid for within 4 days. Items not paid for in 4 days will be relisted. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Air Intake & Fuel Delivery\Carburetors & Parts". The seller is "cyclesrus-greatparts" and is located in this country: US. This item can be shipped worldwide.