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2026 Honda Marine M300 XX

Introducing the exhilarating 300 hp McLaren Performance M300 outboard, a Honda Official Licensed Product.

Drawing inspiration from McLaren’s renowned racing heritage and cutting-edge North American performance engines, this exceptional model enhances a base Honda V6 to deliver a thrilling 300 hp.

Designed specifically for marine performance enthusiasts, the M300 delivers unmatched durability and reliability – ready to elevate your on-water experience.

Performance Inspired

The M300 engine is based on the existing high-power Honda BF250 marine platform. Using its precision engineering technology expertise, McLaren Engineering is performance-tuning base models for enhanced top-end power and mid-range torque. The result is a performance-inspired outboard that delivers enhanced top-end power of 300 hp - with the premium quality, outstanding reliability and durability you expect from a Honda outboard.

McLaren Performance modifications include the integration of a new camshaft for enhanced valve timing and high lift; a new Engine Control Unit (ECU) that controls protection and boosts efficiencies (IG mapping, knock control); new fuel injectors for higher fuel supply; and excellent fuel efficiency (3.5+ MPG @cruise, 90 octane).

Powerful Performance

Honda’s exclusive VTEC technology offers a superior combination of power, torque, and fuel economy.

The M300 offers Honda's legendary quiet performance. Meaning you get to enjoy more of the great outdoors, and less engine noise.

The dual channel, indirect-air-circuit induction system in the cowling improves airflow, enhancing performance while helping funnel moisture away from the throttle body.

Superior Fuel Efficiency

New fuel injectors provide higher fuel supply and excellent fuel efficiency, with 3.5+ MPG at cruise, 90 octane.

Multi-port Programmed Fuel Injection adds both easy starts and improved fuel efficiency - without sacrificing performance. It delivers precise amounts of fuel and air to each cylinder, for easy starting, instant throttle response, and excellent fuel efficiency.

Tough Corrosion Resistance

Critical interior components use a high corrosion resistant aluminum alloy, resulting in a more durable engine and gear case.

Extra anodes provide longer life.

Bolts and brackets are treated with a special HI-M coating for superior surface finishing and corrosion resistance.

Honda’s exclusive 4-Front Corrosion Protection System offers a patented, double-sealed multi-layered paint process.

A fresh water flushport flushes debris and saltwater out of the engine.

Simple, Effortless Control

Honda's exclusive Intelligent Shift and Throttle (iST) command and control system delivers superb control plus plug-and-play installation of Honda Marine products and third-party controls and devices.

iST offers multi-engine applications, with fine tuning of throttle settings at any speed, enhanced docking and slow speed control, and a simple, easy to understand user interface.