This close - out 100cc Italian piston is suitable for a variety of models like K55, K78, K88, T80, T50 and most older 100cc Italian two - cycle engines. You can select from different sizes, including 50.6 mm, 50.74, 50.80, 50.84, 50.94, 51.10, 51.20. Please note that sizes are subject to change without notice. Also, some sizes come with or without a window.

Using this piston is quite straightforward. First, make sure your engine model (like K55, K78 etc.) is compatible with this 100cc Italian piston. Select the right size carefully from the available options. When installing, handle it gently to avoid any damage. As for maintenance, keep it clean and dry. Regularly check for any signs of wear and tear. If you notice any issues, replace it promptly. And remember, the available sizes might change, so pick the one you need as soon as possible.