International Truck Power Take Off Speed Control (PTOSC) assembly, Duncan Electronics throttle position sensor module 9801R2.5KL2.0, complete with mating connector pigtail and International small parts kit (P/N 2037319C91 - pins, terminals, seals, heat shrink). Designed for electronically controlled engines - functions as a remote throttle control for PTO applications, with adjustable upper/lower RPM limit screws. Includes original International installation instruction sheet (P/N 1047841R1). New old stock.