Mercury 2013 OptiMax 250 Sport XS
Standard Features


The One From Which All Others Are Measured

Those discerning buyers looking for the fastest 250 horsepower outboard on the planet look no further than the OptiMax 250 Sport XS - holder of the APBA 1,800 pound Pro Stock Bass 250 and 1,600 pound Pro Stock Bass Low-Emissions world kilo bass boat speed records - set back and never matched since 2002.

The 250 Sport XS is the power of choice for high performance bass boats, vee-bottom and catamaran sport boats capable of speeds in excess of 85 miles per hour. Low-water pickups and a crescent leading edge design enable the race-proven Sport Master gearcase to operate at elevated transom heights of 27 to 30 inches (685 to 762 mm) for maximum efficiency and speed. Solid engine mounts, combined with solid engine mounts provides unsurpassed handling.


Model Year
OptiMax 250 Sport XS
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Engine Type
V-6 (60° vee)
250 hp (187 kW)
185 ci (3,032 cc)
Bore x Stroke
3.63 x 3.00 in. (92 x 76 mm)
5,000 - 6,000
Fuel Induction
2-stage direct fuel injection
Electronic multi-point
PCM digital inductive


Gear Ratio
1.62:1, 1.75:1


60A, 756W with voltage regulator


Shaft Length
20 in. (508 mm)
505 lbs. (229 kg)

Standard Features

 Features the SmartCraft Engine Guardian® system, which monitors engine functions to forewarn of possible problems that could lead to engine damage.  
 The direct fuel injection air compressor features a lightweight pulley, along with the use of maxi-coated carbon steel bolts for enhanced compressor durability.  
 Electronic multipoint lubrication system delivers precise amounts of oil where and when it's needed.  
 High-performance rubber-coated reed blocks cushion 5-petal, single-stage carbon fiber reeds for enhanced reed life without sacrificing performance.  
 A heavy-duty propshaft enhances the durability of the 3.0 l Sport Master gearcase.  
 3.0 l Sport Master gearcase features a radial discharge stainless water pump for improved engine cooling.  
 3.0 l (185 CID) powerhead delivers unmatched power, performance, durability and reliability.  
 The 60A, belt-driven alternator is the most powerful in its class.  
 Solid upper and lower mounts and the race-proven Sport Master gearcase enable the 250 Sport XS to power single engine, lightweight hulls to speeds in excess of 85 mph.  
 The Mercury-exclusive PCM microprocessor provides the ability to optimize fuel, spark timing and knock control for each cylinder independently, enhancing engine running quality and performance.  
 Exceeds the fuel efficiency of many of today's large 4-stroke engines.  
 Runs on 87 octane fuel.  
 The 250 Sport XS features a higher air/fuel pressure differential than production engines, enhancing running quality.  
 SmartCraft Control Area Network (CAN) system, a network of sensors and actuators, proactively monitors and controls multiple engine functions.  
 Comes equipped with a 14-pin Deutsch connector harness, which incorporates engine ignition and the SmartCraft CAN wiring in one connector.  
 Solid engine mounts improve engine response and overall boat performance at higher speeds.  
 A unique 2-stage, direct-injection system atomizes fuel into small, uniform particles, resulting in complete and instantaneous combustion.  
 The fuel / air mixture is injected into the combustion chamber at 95 psi (15 psi higher fuel / air differential than standard DFI or OptiMax product) for enhanced high-RPM running quality.  
 The Sport Master gearcase, featuring a satin-finished housing enhanced by a race-proven torpedo shape featuring less frontal area, reduces drag and provides increased water flow.  
*Price, if shown, is Manufacturer's Suggested Retail Price (MSRP) and does not include government fees, taxes, dealer freight/preparation, dealer document preparation charges or any finance charges (if applicable). MSRP and/or final actual sales price will vary depending on options or accessories selected.