Engines | Mounts, , USED 2006 CUMMINS ISX 400ST, EGR MODEL, S/N 79134291, CPL 8520, FAMILY# 5CEXH0912XAJ, 400HP, TESTED AND INSPECTED, RUNS GREAT, COMES WITH WARRANTY, FOR MORE INFORMATION ABOUT THIS ENGINE OR AN OTHER DIESEL ENGINE YOU NEED PLEASE CALL 800-738-7802 or visit www.bootsandhankstruckparts.com!! WE BUY TRUCK SALVAGE!!!