One workhorse of the ETA mechanical line is the ETA 2824-2, The 2824 is an automatic winding, twenty-five jewel movement, available in four executions or grades: Standard, Elaborated (improved), Top and Chronometer.
The Breather Valve is a protection device mounted on a nozzle opening on the top of a fixed roof atmospheric storage tank. Its primary purpose is to protect the tank against rupturing or imploding.
A stroker is an engine with increased or decreased stroke. By increasing an stroke (the distance the piston travels in the cylinder bore), we gain displacement. By the same token, when we decrease an engineâs stroke, we reduce the distance the piston travels in the bore. This changes when and how the engine makes power.