English: View of HMS Warrior 's massive trunk engine. To the right of the photo, the connecting rod emerges from the cylindrical "trunk" to connect to the crankshaft. To the left, on the crankshaft, is the Stephenson's valve gear.
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{{Information |Description={{en|1=View of HMS ''Warrior'' 's massive trunk engine. To the right of the photo, the connecting rod emerges from the cylindrical "trunk" to connect to the crankshaft. To the left, on the crankshaft, is the Stephenson's valve g