New Arrival: 2026 Yamaha 4HP – 20" Shaft – Portable in sleek Gray, now available at River & Sea Marine & Motorsports in Soldotna. If you’re looking for a compact outboard that’s easy to transport, simple to operate, and built by a trusted name, this Yamaha is a smart choice for Alaska boating.

Designed for convenient portability, this 4hp outboard features a 139cc 1-cylinder engine with carb fuel induction and a manual start. Enjoy confident control with Forward/Neutral/Reverse shifting and a wide steering range for easy maneuvering around docks and shorelines. It runs on 87 octane fuel (up to E10) and includes a Yamaha-backed Limited 3-Year Pleasure warranty.

Advantages & benefits:

Portable convenience for quick trips and easy storage
Lightweight feel at approximately 60–61 lbs
Reliable Yamaha engineering for seasons of use
Great fit for a 20" transom setup
Local support from a knowledgeable marine team

We proudly carry Yamaha plus top brands including Ski-Doo, Can-Am, Lynx, Hewescraft, and Willie Boats.

Visit or call today:
River & Sea Marine & Motorsports
45015 B K Beach Rd, Soldotna, Alaska 99669
Phone: 907 262-2690

2026 Yamaha 4HP - 20" Shaft - Portable

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