500 CFM - 2300 - Hard Core Gray - E85

Delivering the proven results of the Ultra XP 4bbl but now in a 500 CFM 2bbl and E85 Fuel Compatible. It's all aluminum so it provides nearly 50% weight savings. It has no choke tower and an all new air entry area for smoother air flow, yet it retains the critical venturi and throttle bore dimensions for rule racing. It has large capacity XP fuel bowl, wedged float, dedicated race-only throttle lever, billet metering block & base plate, plus much more. The new Ultra XP 2bbl carbs for E85 are available in Black Billet Finish