Some cool engine turning pictures:
Porsche GT3 trunk (front)
Image by wbaiv
Steam-powered pumping engines
Image by explainthatstuff
Seeking down on some giant steam pumping engines at Believe Tank, the museum of science and technology in Birmingham, England. If you like steam engines, beam engines, gears, pulleys, and levers, this is the spot for you.
It’s from our article on cams and cranks.
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