Kohler ZT720-3016 – 21HP 747cc Vertical Engine
Description
Kohler ZT720-3016 21HP Vertical Engine
Solving mechanical load challenges in commercial turf management, the Kohler ZT720-3016 yields a robust solution through its 747cc V-Twin Confidant Series engineering. This overhead valve platform allows the Kohler-manufactured system to produce 21HP for consistent power delivery during demanding industrial cycles. The specific 3016-spec design utilizes a specialized 1-1/8 inch shaft and high-efficiency cooling system to optimize volumetric efficiency and dampen harmonic vibrations. This configuration delivers the high-reliability propulsion required for professional USA-spec zero-turn equipment requiring long-term mechanical stability and superior air filtration under load.
Advanced emission compliance standards define the Kohler ZT720-3016 as a benchmark for reliable and thermally stable professional propulsion. The specialized metallurgy in this 747cc specification incorporates forged steel connecting rods and high-performance seals to mitigate internal friction. This vertical power unit utilizes a premium air filtration system to maintain combustion stability when the governor reacts to heavy load demands. Professional installers benefit from the secure 1-1/8 inch straight keyed shaft for high-precision power transmission.
Technical Specifications of Kohler 21HP ZT720-3016
- Commercial V-Twin design improves engine performance
- Proven 747cc displacement architecture maximizes engine density
- Heavy duty air filter maintains combustion purity
- Rugged internal components manage industrial cutting stress
- Standard 1-1/8 inch keyed shaft secures drives
- Electric starting system ensures rapid engine ignition
- Advanced forced air system prevents thermal runaway
Kohler ZT720-3016 Technical Specs
| Brand | Kohler Confidant™ |
| Full Model Code | ZT720-3016 |
| Displacement | 747 cc |
| Engine Type | Vertical Shaft, V-Twin, OHV |
| Maximum Output | 15.7 kW (21.0 HP) @ 3600 RPM |
| Maximum Torque | 52.5 Nm (38.7 lbs-ft) @ 2400 RPM |
| Air Filtration | Standard Dual-Element Air Filter |
| Start System | Electric Start |
| Shaft Specification | 1-1/8" (28.57mm) x 108.8mm Vertical Shaft |
| Charging System | 15 Amp Alternator |
| Standard Warranty | 3 Years Consumer / Commercial |
| Primary Application | Prosumer Zero-Turn Mowers |
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