more relaxation With the F150 and the latest-generation, lightweight designFl 15, you can truly relax on the water - powered by the cleanest, most efficient engines on the market. These advanced DOHC (Double Overhead Camshaft) models use a range of technologies to optimise the combustion process. Special intake and exhaust systems, plus Yamaha's EFI system, bring outstanding fuel efficiency, working in partnership with a micro- computer which analyses and adjusts the fuel/air mixture for efficient combustion. PrimeStart™ ignition and many other unique features - like Yamaha's Y-COP remote security and our Wide Range Power Trim ñ Tilt system -make these engines a real pleasure to use. New lightweight design for latest F115 EFI for cleaner, more efficient DOHC (Double Overhead Camshaft) aids performance Optional Tilt Limiter system Wide Range Power Trim Et Tilt for smooth control PrimeStart™ system for easy starting Counter-rotating propeller models Yamaha Customer Outboard Protection Compatible with Yamaha Digital Network system Balancer shaft for low vibration and Yamaha's Ideal Anti-corrosion

world trusts Whether you're out to have fun on your boat - or a busy professional - choose the engine that helps you get more out of your time on the water. Every engine in the Yamaha range uses the very latest Yamaha marine technologies, engine layouts and ingenious intake and exhaust systems. Efficient performance is ensured by a system of micro- computer controls that precisely monitor the engine - from fuel mixture to combustion efficiency and maintenance scheduling. And, without compromising on power, performance or usability, our specially designed marine engines also help preserve the...

16-Valve DOHC Direct-Action In-Line 4 With 2 intake valves and 2 exhaust valves on each cylinder -and, with twin camshafts, each also driven independently - intake and exhaust efficiency are dramatically improved, optimising fuel use during combustion. The TCI ignition system ensures easy starting, consistency, longer plug life and - ultimately - reliability. The innovative new single throttle replaces the original 4-valve set-up and works in conjunction with the ECM to increase fuel efficiency -as well as delivering quicker throttle response and acceleration under all operating Micro-computer...

Rdditional features All information in this catalogue is given for general guidance only and is subject to change without prior notice. Photographs may show boats being driven by professionals and no recommendation or guidance in respect of safe operation or style of use is intended or implied by the publication of these images. Always respect the local maritime regulations. Always wear the recommended personal floatation device and safety equipment when boating.

Parts & Accessories The Yamaha Chain of Quality Yamaha technicians are fully trained and equipped to offer the best service and advice for your Yamaha product. For this reason, Yamaha strongly recommends visiting an official Yamaha dealer for all your service requirements. Yamaha Marine Parts £t Accessories are especially developed, designed and tested for our Yamaha product range. Yamaha also recommends the use of Yamalube®. Yamalube® is our own range of high- tech lubricants, the lifeblood of Yamaha engines. They are developed to carry on working effectively, no matter where you drive. Besides...