Continental, a successful manufacturer of automotive engines, purchased the rights for a Burt-McCollum single-sleeve valve engine design in 1925. Believing this technology might replace poppet valves ...

Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. In 1925, Continental, a successful manufacturer of automotive engines, purchased the rights for a Burt-McCollum single ...

Most modern gasoline and diesel-powered engines found in the cars and trucks seen on today's roadways rely on the four-cycle-engine principles developed in the late 1800s by Nikolaus Otto, Gottlieb ...

I’m not sure if any engine built today will still be salvageable 100 years from now. Not to sound like a grump, but so much relies on computers that will surely be obsolete by then. And let’s not get ...

I picked up some surplus WWII radial engine poppet valves (think late WWII bomber engines... the valves are HUGE). They were in the original packaging, and coated with protective goo. It's a dark ...