1996 Caterpillar 3406C, Engine Assys, (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 1996 Caterpillar 3406C Diesel Engine with Jake Brakes For Sale, MECHANICAL FUEL PUMP, AR# 1238487, 425HP, 14.6L, 6 Cylinders, BLOCK# 1076736, Engine Serial# 8PN11317