Swapping a Mercedes Engine into a Seagoing Boat—Full Build! (Scania Out, Mercedes In!)

Join us on Promotory as we tear down and rebuild a classic Mercedes OM442 engine, transforming it from rusty bus relic to ready-for-the-waves boat powerhouse! From uncovering busted parts to precision assembly and a roaring first start, this is wrenching at its best! Subscribe for more epic builds and comment below with your favorite moment! #mechanic #engine #rebuild #Mercedes #DIY 👉 This channel was created in collaboration with    / @promotorbl   0:00:16 - Introduction and Engine Background 0:03:58 - Initial Disassembly and Inspection 0:14:45 - Detailed Engine Evaluation 0:25:13 - Summing Up Defects and Beginning Assembly 0:35:35 - Piston and Cylinder Head Preparation 0:44:16 - Piston Assembly and Block Assembly 0:48:36 - Final Assembly and Painting 1:02:22 - Engine Testing, Packing, and Conclusion