Professional Series 23HP 724cc

World-class performance – time after time. With commercial-grade power, easy starting and quiet operation, the Professional Series riding mower engine delivers great results for your toughest jobs. And it keeps delivering, because these Briggs & Stratton mower engines are built to last with our exclusive Advanced Debris Management System, chrome-plated exhaust valves and other durable features.



Advanced Debris Management System

Keeps the engine clean by deflecting and ejecting grass and debris for a longer engine life.

Overhead Valve (OHV) Engine Design

OHV engines run cooler and cleaner for better fuel economy and longer engine life.


Model Number 44U7
Gross Torque* (Nm) @ 3060 rpm 23.0
Cylinder Cast Iron Sleeve
Stroke (mm) 73.4
Weight (kg) 37.6
Width (mm) 393
Consumer Limited Warranty† 2 Year
Engine Series Professional Series™ (V-Twin)


Engine Type V-Twin, 4-stroke, air cooled, OHV (Overhead Valve)
Engine Displacement (cc) 724
Bore (mm) 79.2
Oil Capacity (L) 1.9
Length (mm) 479
Height (mm) 327
Commercial Limited Warranty† 1 Year