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Member Videos / OKMO Microcosm B01 H&M Engine running an Empire Water Pump via a DIY Homemade Ge
« Last post by Jim Dobson on October 19, 2025, 06:09:16 PM »OKMO Microcosm B01 H&M Engine running an antique American made Empire Water Pump via a DIY Homemade Geared Transmission that works really well to be able to variably slow down or speed up a variety of accessories running of gas H&M engines or model or toy steam engines and even some more powerful Stirling engines and flame licker engines.
https://www.youtube.com/watch?v=M6370CZrxlI
https://www.youtube.com/watch?v=M6370CZrxlI