Every now and then a LEGO train MOC comes by that takes your breath away and steams things up. Today is one of those days! Not just a train but a wonderful Swedish Class S1 2-6-4. Doesn't ring a train bell? Well, I get that because the name doesn't say much to me either. What does speak to me is the elegance of the MOC that carries that name. It's a cleverly built steam engine made by Sven J. I admire MOCs like this, but I know very little about trains or building trains. Good thing Sven J was kind enough to give us a bit more insight! Marco: You've mentioned that it's your all-time favorite engine. Can you elaborate a bit more on why that is? Sven: I know the “real“ S1 1916, which is preserved on the “Angelner Dampfeisenbahn“ in Northern Germany. I saw it when I was 14 years...

