MAHLE Original® pistons are OE quality and have the same great OE features such as compensated ring grooves to assure proper ring loading and oil control, as well as expansion controlled designs for small fitting clearances to reduce engine noise, wear, emissions, and improve oil control. MAHLE is one of the largest OE piston manufacturers in the world. PartNumber : mhl2243429040 Description : Engine Piston Set Piston oversize : 0.040IN 1997 Ford Escort Base L4.1989cc Engine Components::Piston Sets - Cast - 4cyl 1997-2000 Ford Escort LX L4.1989cc Engine Components::Piston Sets - Cast - 4cyl 1998-1999 Ford Escort SE L4.1989cc Engine Components::Piston Sets - Cast - 4cyl 2001-2002 Ford Escort SE L4.1989cc Engine Components::Piston Sets - Cast - 4cyl 1997 Ford Escort Sport L4.1989cc Engine Components::Piston Sets - Cast - 4cyl 2000-2004 Ford Focus LX L4.1989cc Engine Components::Piston Sets - Cast - 4cyl 2000-2003 Ford Focus SE L4.1989cc Engine Components::Piston Sets - Cast - 4cyl 1997-1999 Mercury Tracer GS L4.1989cc Engine Components::Piston Sets - Cast - 4cyl 1997-1999 Mercury Tracer LS L4.1989cc Engine Components::Piston Sets - Cast - 4cyl 1997-1999 Mercury Tracer Trio L4.1989cc Engine Components::Piston Sets - Cast - 4cyl