Piston Assembly (.030)Upgrade or repair your kart engine with this precise Piston Assembly (. 030) from Briggs. This complete assembly includes the piston and rings, designed for reliable performance in demanding kart racing conditions. The . 030 designation indicates an oversize piston, ideal for engines that require honing to accommodate wear compensation during rebuilds. Crafted with high quality materials visible in its polished finish and robust construction, this