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Convenience and Control

• EASY STORAGE: Yamaha’s F2.5, F4, and F6 feature our Easy Storage Oil Retention System. This pressurized oiling system prevents leaks, enabling on-side storage.
• PORTABILITY AND STORAGE: Built-in front and rear handles make these lightweights easy to carry. Resting pads and an easy oil retention system allow for convenient on-side storage without cowling scuffs or oil leakage.

Features

• Prop shaft horsepower - 2.5 hp at 5,500 rpm
• Compression ratio - 8.8:1
• Recommendedfuel - Octane 87
• C.A.R.B. rating - 2-Star
• Intake - 2
• Spark plug - CR6HSB
• Ethanol blend limit - 10% maximum
• Degree of tilt - 79°
• Compatible controls - Multi-function tiller handle
• Compatible gauges - Digital and analog

Power and Performance

• LIGHTWEIGHT, PORTABLE POWER: They may weigh as little as 37 pounds, but these Overhead-Valve portable outboards are packed with features that create smooth, quiet power. This includes a CDI or TCI ignition system, an optimally balanced crankshaft, a long span mounting system and a labyrinth exhaust.
• SURPRISING PERFORMANCE: The portable F6, F4 and F2.5 all offer impressive features like electronic ignition, thermostatic cooling and 180-degree steering.

Reliability & Durability

• EASY OPERATION: The F6, F4 and F2.5 feature built-in, see through fuel tanks. The F6 and F4 also feature switchable access to an optional, 3.1-gallon external fuel tank for extended range.
• MAXIMUM EFFICIENCY: The F6, F4 and F2.5 have a carburetor with a factory-selected setting for maximum efficiency. Additionally, automatic decompression, built-in auxiliary priming and start-in-gear prevention help make for easier starts.
• CORROSION PROTECTION: Combined with our proprietary alloy (YDC-30), our exclusive Phaze Five™ electro-deposited, anti-corrosive paint system provides a tough, five-layer barrier against corrosion. This protection is standard on all Yamaha Portable outboards.