B6.5HP GAS ENGINE GO KART LOG SPLITTER MINI BIKE STREAM EASY START MOTOR ReviewbP PP 6.5HP GAS ENGINE GO KART LOG SPLITTER MINI BIKE STREAM EASY START MOTOR PEngine type: 4-stroke 25� single-cylinder with air-cooledP2 and 516 inch length with Keyway 316" counterclockwise rotation.PCompression ratio: 8.5:1PDisplacement: 196mlPMax power output: 4.