Constructed from high grade aluminum alloy and rubber, this marine inboard engine clean device ensures durability and flexibility, effectively carbon deposits and dirt to enhances engine efficiency for long term vessel maintenance. Engineered to fit various inboard engine models, it accommodates different brands and specifications, solving mismatched equipment issues and making it ideal for marine repair technicians. The aluminum alloy structure extended service life, while rubber components ensures a tight seal to minimize clean fluid waste, catering to environmentally and cost effective users. Features installation to simplify clean steps and boosts work efficiency, addressing time consuming setup challenges for seeking high productivity. Rubber component provides strong grip to prevents slipping and accidental detachment, ensuring safe during clean in boat conditions, boosting user confidence.