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Yamaha Motor F 90 main video
This 90-hp 4-stroke outboard has enough muscle to move your 1000-lb. boat at over 40 mph and give you 5.75 mpg at best cruise. How much more horsepower do you need? How much more fuel do you need to burn? This relatively new engine from Yamaha has four cylinders, DOHC, fuel injection, 20” and 25” shafts and weighs 369 lb, according to the company.

Key Features

• Multi-Port Precision Electronic Fuel Injection
• Single throttle valve
• Composite Intake Manifold
• The New, Multi-Function Tiller Handle
• High Output Alternator
• Top-Mounted Flywheel
• Microcomputer Ignition
• Double Overhead Cam Design
• Variable Trolling Speed

Yamaha Motor F 90 (Outboard) Specifications

Fuel Type	Gasoline
Horsepower	90-hp
Type of Engine	4-Stroke
Number of Cylinders	4 Cylinders
Configuration	In-line
Weight (lbs/kg)	369.00 lbs / 167.38 kg
Displacement (cu/cc)	97.00 cu / 1,589.55 cc

Yamaha Says New Engines a Game Changer