1975 CATERPILLAR D7G Overall Condition: Good; Tracks Condition: Good; Unit Runs & Operates As It Should?: Yes; Why It Does Not Operate: Hydraulic Leaks In Power Unit For Padding Machine; Ez Pipe Paddler Model Ez7 11 L X 98" H X 11 W With CATERPILLAR 3306 220 Hp Motor., Cat 3306 Engine, 220 Hp, Diesel,