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Yamaha-2012-F25--F20--F15

Yamaha-2012-F25--F20--F15

Yamaha-2012-F25--F20--F15

Product catalog summary
Overview
The Yamaha F15, F20, and F25 engines offer a blend of small-engine convenience with big-engine performance. These 4-stroke, twin-cylinder engines are designed for easy handling, smooth power delivery, and excellent control, making them suitable for both professional and leisure use. They feature a high power-to-weight ratio and are environmentally friendly with low exhaust emissions.

Key Features
  • PrimeStart™ system for easy starting.
  • CDI Micro-computer Ignition for reliable ignition.
  • High-output alternators for additional starting power.
  • Manual and Electric start options with 'Start-in-gear' protection.
  • Yamaha's Ideal Anti-corrosion Protection.
  • Fresh Water Flushing system to reduce corrosion.
  • Shallow Water Drive system for safe inshore navigation.

Technical Specifications
  • Engine Type: 4-stroke, 2-cylinder, in-line configuration.
  • Displacement: F25 - 498 cm³, F20/F15 - 362 cm³.
  • Prop Shaft Output: F25 - 18.4kW, F20 - 14.7kW, F15 - 11.0kW at 5,500 rpm.
  • Full Throttle Operating Range: 5,000 - 6,000 rpm.
  • Lubrication System: Wet sump.
  • Starter System: Manual and Electric options.
  • Gear Ratio: 2.08 (27/13).
  • Fuel Tank Capacity: 25 litres (separate).
  • Oil Pan Capacity: F25 - 1.4 litres, F20/F15 - 1.6 litres.

Dimensions and Weight
  • Recommended Boat Transom Height: S: 381mm, L: 508mm.
  • Weight with Propeller: Varies by model and configuration, ranging from 51.0 kg to 82.0 kg.

Additional Features
  • Steering: Tiller handle and remote control options.
  • Throttle and Shift Controls: Single lever remote control and tiller handle options.
  • Trim & Tilt Method: Manual and Power options available.
  • Light Coil/Alternator Output: F25 - 12V, 14A; F20/F15 - 12V, 10A.

Recommendations
Yamaha recommends using official Yamaha dealers for service and maintenance. Yamaha Marine Parts & Accessories, including Yamalube® lubricants, are specifically designed for Yamaha products. For more information, visit Yamaha's official website.

Contact Information
Yamaha Motor Europe, Koolhovenlaan 101, 1119 NC Schiphol-Rijk, The Netherlands.
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Catalog excerpts

Yamaha-2012-F25--F20--F15-1

convenience. Big-engine If you're looking for the winning combination of easy handling, smooth power and great control, then look no further than the These versatile twin-cylinder, 4-stroke engines offer the optimum power-to-weight ratio, along with standout fuel economy. Which means they're kinder to your pocket -and to the environment - cutting exhaust emissions to a minimum. Enjoy too, the extra convenience that comes with a Yamaha outboard - benefits such as computer-controlled ignition, a special light-load starting system and a large-volume silencer - normally only featured on larger engines. For professional or leisure use, these compact engines are ready to deliver. Optimum power-to-weight ratio PrimeStart™ system for easy starting CDI Micro-computer Ignition for easy High-output alternators for extra starting power Manual and Electric start options Start-in-gear Protection Yamaha's Ideal Anti-corrosion One-piece, solid top cowling Blow-by gas re-burning system

 Open the catalog to page 1
Yamaha-2012-F25--F20--F15-2

world trusts Whether you're a recreational boat owner or a busy professional, choose the engine that will help you get more out of your boat. 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 environment through...

 Open the catalog to page 2
Yamaha-2012-F25--F20--F15-3

Fresh Water Flushing system An easy-access, front-mounted connector allows you to easily flush salt and dirt from the waterways without having to run the engine: just connect a hose and you're ready to go. This is a very efficient way to reduce corrosion and extend the life of your outboard. High-output alternators Never get left short of Amps. A High-output alternator ensures that power is always available to start the engine - even after prolonged periods of idling or when you've been running at low revs while using multiple electrical accessories. Yamaha's exclusive PrimeStart™ system makes...

 Open the catalog to page 3
Yamaha-2012-F25--F20--F15-4

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.

 Open the catalog to page 4
Yamaha-2012-F25--F20--F15-5

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...

 Open the catalog to page 5

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.