1、Applicable Model: The outboard carbon brush set is for 2 and 4 Stroke 50 to 90HP Outboard trim and tilt motor. Please confirm whether it is consistent with the product you want before buying to avoid unnecessary return. 2、OE Number: The part numbers for reference are 6H1‑43892‑00, 6H1‑43891‑00. Please confirm whether it is consistent with the OE you need to avoid wrong buying and other problems. 3、Premium Material: Manufactured with metal alloy and copper, outboard motor carbon brush set can ensure excellent durability and reliability, resistance to wear and tear, making it a long lasting addition to your boat's engine setup. 4、Enhanced Performance: Boat engine carbon brush set provides optimal performance for your outboard motor, improving the efficiency and reliability of your motor. 5、Easy Installation: Designed for hassle free installation with no complicated skills required, the installation process is convenient and time saving.