DDM CY 32MM PISTON KIT (1MM RING)Chung Yang high performance 32mm piston kit. Piston has proper cam and taper for better fit in bore at operating temperatures, resulting in longer life and better ring seal. Improved skirt cutout for increased transfer port flow. 1.0mm Ring is made from nodular iron for durability and longevity. Kit includes piston, ring, 25mm piston pin, circlips, pin bearing, and washers. Fits G230RC / G231PUH / G231PUM / CY23RC engines.