1OE Number: The referencing OE number of this outboard engine piston kit is 1211094400, which is molded and designed depend on the original data. 2Fitment: The boat motor piston assy kit is a replacement for Suzuki 40HP DT40 DT40C Outboard Motor, please check the model of your motor before ordering. 3Premium Material: Manufactured from durable metal alloys, it has anti corrosion and anti rust properties, ensuring overall high durability and stability. 4Improved Engine Efficiency: The outboard piston kit is designed to enhance engine efficiency and performance, contribute to better combustion, resulting in increased power and fuel efficiency. 5Ideal Replacement: Direct replacement installation, meets or exceeds OEM standards for the replacement of old and damaged one on original vehicles. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.