When assembling an engine, you will need a ring compressor to squeeze the rings together on a piston to fit the piston and rod combination into the bore. While the adjustable squeeze-the-handle ...

THE paper by H. 0. Farmer on “Free-Piston Compressor-Engines”, read before the Institution of Mechanical Engineers on December 6, must have been for many their first introduction to the subject, as ...

An engine with no crankshaft, where the pistons float on air? It’s not a dream; it’s a free piston engine and it might be the next major advance in car tech. When we think of automotive technology of ...

Piston compression height is the distance between the centerline of the pin to the flat part of the top of the piston. It's important to know this number when ordering pistons--especially custom ones- ...