MITSUBISHI engine piston 4G63S MD188097 oe:MD-188097 1.made of aluminum alloy 2. high quality & reasonable price 3.delivery on time 4.best service 5.OEM quality Model Number:4G63S CYL.DIA:85MM LENGTH:67MM COMP.DIST: 35MM RING COMP.OIL:1-1.2,1-1.5 PIN DIA.LENGTH: 22*62