While the Buckshot Racing #77 Speed Store remains fully committed to maintaining high-performing 2-stroke outboards, it's noteworthy that most 2-stroke models are no longer in production.

For the 2025 model year, Mercury Racing introduces a robust lineup of eleven 4-stroke high-performance outboard engines, specifically engineered for recreational boating and competitive racing enthusiasts.

Below is a comprehensive list of the 2025 Mercury Racing outboard models, comprising seven in the R-Series and four in the Competition Series:

R-Series Outboards:

Designed for high-performance recreational boating, the R-Series engines deliver exceptional power and acceleration.

• Mercury Racing 500R

  • Horsepower: 500 HP

  • Engine Type: 4.6L V8 Supercharged

  • Dry Weight: 726 lbs

  • Features: The 500R offers elevated power and technology, featuring a new 4.6L V8 powerhead with upgraded components, increased supercharger boost pressure, and an Advanced Racing Core (ARC) midsection for enhanced durability and performance.

• Mercury Racing 400R

  • Horsepower: 400 HP

  • Engine Type: 5.7L V10

  • Dry Weight: 695 lbs

  • Features: The 400R sets a new standard of performance with advanced features, custom graphics, and a wide range of parts compatibility, making it suitable for various high-performance boating applications.

• Mercury Racing 300R

  • Horsepower: 300 HP

  • Engine Type: 4.6L V8

  • Dry Weight: 512 lbs

  • Features: The 300R is tuned with Mercury Racing components to deliver crisp throttle response and thrilling top-end power. It offers multiple midsection and gearcase options to tailor performance to specific applications.

• Mercury Racing 250R

  • Horsepower: 250 HP

  • Engine Type: 4.6L V8

  • Dry Weight: 520 lbs

  • Features: The 250R provides class-leading performance with a 10% increase in fuel efficiency, offering a lower cost of ownership without compromising on power.

• Mercury Racing 200R

  • Horsepower: 200 HP

  • Engine Type: 3.4L V6

  • Dry Weight: 469 lbs (torq master) 489 lbs (sportmaster)

  • Features: The 200R delivers robust performance in a compact package, ideal for smaller high-performance boats requiring a balance of power and agility.

• Mercury Racing 150R

  • Horsepower: 150 HP

  • Engine Type: 3.4L V6

  • Dry Weight: 475 lbs

  • Features: The 150R is the perfect entry point for sophisticated boaters seeking the performance and luxury refinement of Mercury Racing R-Series power. It features a smooth and efficient V6 powerhead coupled with advanced Digital Throttle & Shift (DTS) control capability.

• Mercury 60R

  • Horsepower: 60 HP

  • Engine Type: 1.0L L4

  • Dry Weight: 268 lbs

  • Features: The 60R is built with speed in mind, designed specifically for technical flats skiffs to deliver performance with outstanding fuel economy, rugged reliability, and quiet operation.

Mercury Racing R-Series

Competition Series Outboards:

Engineered for professional racing, the Competition Series outboards are designed to meet the rigorous demands of competitive tunnel boat powerboat racing.

• Mercury Racing 360 APX

  • Horsepower: 360 HP

  • Engine Type: 4.6L V8

  • Dry Weight: 430 lbs

  • Features: The 360 APX is a potent competition outboard designed specifically to power Formula One tunnel boats in the premier class of the UIM F1H2O World Championship. It delivers impressive torque from a durable, low-emissions four-stroke V8 powerhead that sets a new benchmark for circuit-racing performance.

    
    

• Mercury Racing 250 APX

  • Horsepower: 250+ HP

  • Engine Type: 4.6L V8

  • Dry Weight: 436 lbs

  • Features: The 250 APX joins the competition portfolio to open a new competitive era in APBA Formula 1 and UIM F2 powerboat racing. It is tuned to deliver race-winning torque and acceleration combined with outstanding durability and a cost-effective, race-winning advantage over legacy two-strokes.

    
    

• Mercury Racing 200 APX

  • Horsepower: 200+ HP

  • Engine Type: 3.4L V6

  • Dry Weight: 395 lbs

  • Features: The 200 APX is a powerful V6 four-stroke outboard designed for UIM F2 and APBA OPC tunnel boat racing. It offers racers a very durable powerhead and the latest in four-stroke engine technology, while reducing exhaust emissions by 90 percent compared to legacy two-stroke competition outboards.

    
    

• Mercury Racing 60 APX

  • Horsepower: 60 HP

  • Engine Type: 1.0L L4

  • Dry Weight: 247 lbs

  • Features: The 60 APX is designed specifically for up-and-coming racers competing in UIM Formula 4 class competition. It has been expertly tuned to run at a wide-open throttle limit of 6000-6400 rpm, delivering all the adrenaline of the legendary Apex competition series in a lightweight, compact package.

Mercury Racing APX Series

Mercury Racing's dedication to innovation and performance is evident in both their R-Series and Competition Series outboards, catering to the needs of high-performance boating enthusiasts and professional racers alike.