Holley Ultra XP Replacement Main Body 650 CFM HC Gray Charging Systems Interference in the throttle position

Interference in the throttle position sensor circuits (APPS) on Dodge Cummins engines from 1994 to 2004 will create false voltage readings in the APPS circuit and cause the lock-up torque converter to rapidly cycle on and off as you drive

1967-1974 Pontiac Firebird

1 in Front

these systems provide a wide range of performance

Edge produces modules

Holley Ultra XP Replacement Main Body 650 CFM HC Gray Charging Systems Interference in the throttle positionWe all know things can happen at the track. While tuning your ride in for the perfect pass, screw holes could become worn or cross threaded. Rather than replacing your entire carburetor, Holley offers replacement main bodies for your Ultra XP. These aluminum main bodies are the identical units that we use to build the Ultra XP carburetors that you already know and love. Offered in sizes ranging from 600 cfm 950 cfm, Holley has you covered. SPECS: