Caterpillar 3126, Engine Misc Parts, (GOOD USED) Caterpillar ECM Mount Spacer Part # 155-5114, Pulled off a Caterpillar 3126 Engine with a 70-PIN ECM, P/N 1555114, Engine Control Module Spacer, Stock # P00007 Compatible Engines: MOTOR GRADER: Caterpillar 120M, 120M 2, 12M, 12M 2, 12M 3, 12M 3 AWD, 140M, 140M 2, 140M 3, 140M 3 AWD, 14M, 160M, 160M 2, 160M 3, 160M 3 AWD, 16M, TRUCK ENGINES: CATEPILLAR 3126B, 3126E