Confidant
Unleash the power of Confidant® , designed for commercial landscapers and property owners who expect the performance of a pro-grade engine. It's the muscle you can rely on for wide-area walk-behinds and stand-on mowers, ZTRs and high-end garden tractors.
HP |
Shaft |
Cylinders |
Cooling |
Fuel Type |
Status |
| 21 | Vertical | V-Twin | Air | Current |
Consistent-Cut™ technology provides more consistent power to your deck, helping you get the perfect cut.
The high-torque inertia drive starter with extra-large output provides quick, reliable starting.
Designed for commercial landscapers and property owners who expect the performance of a pro-grade engine. It's the muscle you can rely on for new or repowered wide-area walk-behinds and stand-on mowers, ZTRs and high-end garden tractors. Confidant® is battle-tested to exceed KOHLER commercial duty-cycle demands.
Optional Quad-Clean™ air filtration technology and heavy-duty cyclonic air filter trap fine contaminants for maximum power and engine life.
This engine powers the following equipment:
Four-cycle, twin-cylinder, air-cooled, vertical shaft, gasoline, OHV, with cast iron liner.
Model |
ZT720 |
| J1940 Power hp(kW) 1 | 21 (15.7) |
| Displacement cu in (cc) | 44.2 (725) |
| Bore in (mm) | 3.3 (83) |
| Stroke in (mm) | 2.6 (67) |
| Peak Torque lbs. ft (Nm) | 40.7 (55.2) |
| Compression Ratio | 9.1:1 |
| Dry Weight lbs (kg) | 91 (41.3) |
| Oil Capacity U.S. quarts (L) | 2 (1.9) |
| Lubrication | Pressure lubrication w/full flow filter |
| Dimensions L x W x H in | 18.8 x 17.5 x 17 |
| Backpressure Limit 2 | 50 |
| J1995 Power hp (kW) 3 | 20.3 (15.2) |
| J1995 Rated Speed (RPM) | 3600 |
Engine Series Name and Model
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