Pistons w/ Rings fit 95-97 Mercury Mystique Ford Contour 2.0L DOHC ZTEC Emissions Control Compatible with DENSO 7SEU17C /

Compatible with DENSO 7SEU17C / 7SEU16C Compressor

*Omega: 2021784R

11657787626

Fits ALL K20 Engines / ALL K20 Heads

Pistons w/ Rings fit 95-97 Mercury Mystique Ford Contour 2.0L DOHC ZTEC Emissions Control Compatible with DENSO 7SEU17C /Pistons w Rings fit 95 97 Mercury Mystique Ford Contour 2. 0L DOHC ZTEC. A piston is a cylindrical piece of metal that moves up and down inside each cylinder, compressing the air fuel mixture and capturing the force created by the combustion process. This force is then transferred to the crankshaft, via the connecting rod. Symptoms of a Bad or Failing Piston include engine misfire, excessive oil consumption, knocking or slapping noise from inside