Home » Manufacturer Showrooms » Mercury New Engine Models » Mercury New Engine Details Page

2026 Mercury Racing 300R 300 HP

Print Basic Brochure Print Full Brochure

Take the lead and never look back with the Mercury Racing 300R outboard.Featuring a rock-solid 15-inch HD Conventional MidSection (HD CMS), this adrenaline-pumpingV8 powerhouse brings modern R-Series four-stroke technology to high-performance sport, flatsand bass boats. Whether you’re replacing a high-output two-stroke or building your new dreammachine, experience the ultimate fusion of breathtaking speed and control.

Basic Info

Make: Mercury
Model: Racing 300R
Year: 2026
Condition: New
Category: Outboard

Technical Details

Power: 300 HP
Fuel: Gasoline
Number Cylinders: 8
Configuration: V

Descriptions

Starting System: Electric

Measurements

Displacement: 279 cid
Weight: 545 lb
Weight Type: Dry
Alternator Output: 115 Volts
Gear Ratio: 1.75:1

Contact Us

More From Mercury

2020 Mercury Fourstroke 5HP Propane SailPower
2020 Mercury Fourstroke 5HP Propane SailPower View Details
2026 Mercury Avator 20e
2026 Mercury Avator 20e View Details
2026 Mercury Fourstroke 5HP
2026 Mercury Fourstroke 5HP View Details

C
Cookie Control X

We have placed cookies on your device to help make this website better.

You can use this tool to change your cookie settings. Otherwise, we’ll assume you’re OK to continue.

Some of the cookies we useopens in a new tab/window are essential for the site to work.

We also use some non-essential cookies to collect information for making reports and to help us improve the site. The cookies collect information in an anonymous form.

To control third party cookies, you can also adjust your browser settingsopens in a new tab/window .

Information and Settings read less About our cookiesopens in a new tab/window