This 4-stroke outboard engine RPM gauge fits multiple applications and is perfect for those who love to keep an eye on their engine's performance. With its sleek design and durable construction, this gauge is a must-have for any boater who wants to monitor their engine's speed and efficiency.Featuring a clear and easy-to-read display, this RPM gauge is compatible with a wide range of outboard engines and is designed to provide accurate and reliable readings.