Unlimited Potential Yamaha's two stroke 30H is a lightweight and powerful motor built under Yamaha's legendary CV badge. What does CV stand for? Customer Value of course! That means delivering the best product, the best performance and the best reliability while still offering outstanding value. Built around a proven two cylinder two stroke design, Yamaha's 30H delivers plenty of power while still offering the features and engineering excellence that comes from over 50 years of Yamaha outboard research and development and real world experience. That includes features like 100:1 pre mix oil ration for smooth running, advance corrosion protection for long term durability and the peace of mind that comes with a three year Yamaha warranty.