2026 Yamaha Outboards In-line 4 F150P hp

Wherever you watch the sun rise you’re likely to find a Yamaha In-Line Four. They’re perfect for all kinds of water—and boaters. For more than a decade Yamaha In-Line Fours have been the go-to for boaters who need light, nimble, compact power. The F200 and F150 are available in mechanical, digital with integrated steering, and now Power-Assisted Tiller models. Their proven reliability, unparalleled performance, and versatile technology make them perfect for a broad range of boat styles, hulls, and applications. It’s no wonder that year after year, Yamaha’s In-Line Fours increase in popularity.

The water may be choppy, and the fish may be fighters, but at least the steering will be easy with the Power-Assisted 2.8L In-Line Four 150. Available in standard and eight-inch tiller lengths, it can accommodate almost any boat configuration.

Features may include:

• Hydraulic assisted tiller steering

• Runs on economical 89 octane

• Only 566 pounds

• 25” shaft

• 50-amp alternator provides plenty of power for onboard electronics

• Available in signature Yamaha gray

IMPRESSIVE POWER TO WEIGHT

• A proven 16-valve DOHC In-Line design, with four valves per cylinder maximizes efficiency and power. It also streamlines design, giving the F200 impressive power-to-weight.

OPTIMUM POWER

• Precision Multi-Point Electronic Fuel Injection and long-track intake system combine to maximize power and fuel efficiency across the line of In-Line Fours.

BETTER CHARGING

• With up to 50-amp alternators, our In-Line Fours provide plenty of power for a range of electronics, which comes in handy, now that they're all compatible with digital controls.

QUICK ACCELERATION

• A 10mm Offset Crankshaft allows for larger intake volume design. Four tuned intake tubes boost torque in low and mid-speed ranges for quick acceleration.

NEW POWER-ASSISTED TILLER

• Our new In-Line Four F150P and F200R Power-Assisted Tiller models make tiller steering these higher horsepowers easier.

REPOWER READY

• 26-inch mounting centers and a bolt pattern that matches previous two strokes make In-Line Fours flexible for most repowers.

VARIABLE TROLLING

• Our entire In-Line Four Series has a user-adjustable trolling speed. This allows for precision adjustment of trolling in 50-RPM increments when equipped with a Yamaha digital gauge. Trolling range varies based on model.

EASY ENGINE FLUSHING

• A Freshwater Flush Device allows you to flush the engine without running it, for added convenience and extended engine life.