Pro XS® - Outrun Everything
An unmatched combination of speed, fuel economy and low cost of ownership. Great for bass and multi-species fishing boats.
Run with the engine that keeps setting new standards for performance—and winning. Anglers powered by Pro XS outboards have won more bass fishing tournaments than all other brands combined. With lightning-quick acceleration, class-leading top speed, legendary reliability, lightweight design and superior fuel efficiency, it's everything you need to push it further, faster and harder.
Mercury 300 HP Pro XS V8 Specifications
HP / kW |
300 / 224 |
Engine type |
V-8 |
Displacement (CID/CC) |
279 CID |
Displacement (L) |
4.6L |
Cylinder Configuration |
V8 [64 degree] with Dual Overhead Cam [DOHC] and 32-valves |
Full throttle RPM |
5600-6200 |
Air induction |
Performance-Tuned Long-Runner Intake Manifold |
Fuel induction system |
Electronic Fuel Injection (EFI) Computer Controlled with Advanced Range Optimization |
Alternator amp / Watt |
85-amp (1071 Watt) with Idle Charge |
Recommended fuel |
Unleaded Regular 87 Octane Minimum (R+M/2) or 90 RON 10% Ethanol Maximum |
Recommended oil |
NMMA Certified FCW SAE 10W-30 |
Engine protection operator warning system |
SmartCraft Engine Guardian |
Compatible with SmartCraft digital technology |
Yes |
Starting |
Electric Start with SmartStart Protection |
Controls |
Remote Mechanical or Digital Throttle & Shift (DTS) |
Steering |
Hydraulic (standard) Power (optional) |
Shaft length |
20" / 508 mm 25" / 635 mm |
Gearcase ratio |
1.75:1 |
Dry weight *Lightest model available |
505 lbs / 229 kgs |
CARB star rating |
3 |
Bore and stroke |
3.6 in x 3.4 in / 92 mm x 86 mm |
Ignition |
SmartCraft PCM 112 Digital Inductive |
Cooling system |
Water-cooled with thermostat |
Gear shift |
F-N-R |
Gearcase options |
20": TorqueMaster 25": 5.44" |
Trim system |
Power trim and tilt |
Exhaust system |
Through prop |
Counter Rotation |
Available |
Color |
Phantom Black |
Lubrication system |
Wet sump |
Oil Capacity |
7.0 Quarts / 6.6 Litres |
Maximum Trim Range |
20° (-6° to 14°) |
Maximum Tilt Range |
73° (-6° to 67°) |