Piston & Rod Assembly
WARNING: This page is about a different car, the 1995 Ford Windstar. However, it is still accessible from the selected car via links, so may be relevant.
Install piston on connecting rod, with piston notches on same side as button on connecting rod. See Fig 1 . Install piston and connecting rod in engine, with notches on piston's top and button on connecting rod toward front of engine.