Kit cylinder piston and piston rings, seeger and piston pin Bore diameter 90 mm for agricultural engine DIESEL compatible RUGGERINI for models: RF90 - RF 90 RF91 - RF 91 Features: - bore 90 mm - lower cylinder diameter 98 mm - upper cylinder diameter 105 mm - finned height 129 mm - total height 79,90 mm Code: 130113K Original part No.: A 2392 SM