High performance. Low hassle. The 725ex Series™ lawn mower engine brings you the durability, power and reduced emissions you want in a great mowing experience. These push mower engines come standard with a Super Lo-Tone™ Muffler for quieter operation, Maxi-Clean™ air cleaner for greaner operation and the ReadyStart® starting system. Everything you need for a simple, superior cut.
High performance models that are tougher, stronger and cleaner.
Safeguards engines against ethanol problems and maintains fuel stability for up to 3 years.
Starts in 2 pulls – or we'll fix it for free.*
Runs cooler and cleaner for better fuel economy and longer life.
Protects engine from dirt and grime.
Save space by storing your mower vertically.
See how easy starting can be. No prime, no choke–just pull for power.
Look Before you pump and help avoid engine damage. Do not use any fuel containing greater than 10 percent ethanol (E10) in the equipment.
Cubic centimeters (cc) only measure the size of the engine. Torque measures the power that rotates the blade.
The quietest lawn mowing experience possible.
*All power levels are stated gross horsepower at 3600 rpm per SAE J1940 as rated by Briggs & Stratton.
*All power levels are stated gross torque at 2600 rpm per SAE J1940 as rated by Briggs & Stratton.