Genuine 1990 - 91 Honda CR-125 high-port cylinder, modified for shifter kart use. Freshly replated and honed to 53.90mm. Includes installed exhaust valve plugs, and includes two heads with pre-cut chambers & O-ring grooves for modified shifter kart use. Gasket up or turn down the heads to your desired squish. We will always work to solve the issue immediately. Sorry but we are not able to provide measurements or recommendations for specific fit. We are human and occasionally make mistakes! Powered by SixBit's eCommerce Solution. The item "1990 1991 Honda CR-125 CR125 High Port Cylinder Barrel Jug 12110-KZ4-700 Heads" is in sale since Monday, May 24, 2021. This item is…