The all new 725ex Series™ engines provide easier starting, more durability, and lower emissions. These engines provide the power needed for high-performance mowing. Featuring Maxi-Clean™ air cleaner, and a Super Lo-Tone™ Muffler, and Ready Start® starting system.
10 feet of mowing and I hit a hidden tree stump, it bent blade, I replaced this with a OEM new blade, but engine still vibrates so bad the belts will not stay on. My conclusion is, the crankshaft is long, and not durable, so it must have bent.
The all new 725ex Series™ engines provide easier starting, more durability, and lower emissions. These engines provide the power needed for high-performance mowing. Featuring Maxi-Clean™ air cleaner, and a Super Lo-Tone™ Muffler, and Ready Start® starting system.