Kohler ZT720-3017 – 21HP 747cc Vertical Engine
Description
Kohler ZT720-3017 21HP Vertical Engine
Eliminating operational downtime in professional landscaping, the Kohler ZT720-3017 provides a precision solution via its 747cc V-Twin Confidant Series architecture. This commercial-grade platform allows the Kohler-manufactured system to produce 21HP for steady load management during intensive mowing cycles. The specific 3017-spec design utilizes a heavy-duty cyclonic air filtration system and high-torque starter to optimize volumetric efficiency and dampen mechanical noise. This mechanical configuration ensures durable power delivery for professional zero-turn mowers requiring consistent performance and commercial-grade durability in high-debris North American environments.
Advanced engineering standards define the Kohler ZT720-3017 as a leader in high-performance V-Twin commercial propulsion. The specialized metallurgy in this 747cc specification incorporates cast iron cylinder liners and a forged steel crankshaft to mitigate internal mechanical wear. This vertical power unit utilizes a high-capacity oil cooler to maintain lubrication integrity during sustained professional duty cycles. Professional operators appreciate the secure 1-1/8 inch straight keyed shaft interface for high-precision power transmission.
Technical Specifications of Kohler 21HP ZT720-3017
- Confidant Series design maximizes engine mechanical durability
- Verified 747cc displacement architecture maximizes power density
- Cyclonic air filtration system handles heavy debris
- Pressure lubrication system ensures internal component protection
- Standard 1-1/8 inch keyed shaft secures drives
- Electric starting system facilitates rapid engine ignition
- Integrated oil cooling system prevents thermal runaway
Kohler ZT720-3017 Technical Specs
| Brand | Kohler Confidant™ |
| Full Model Code | ZT720-3017 |
| 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 | Heavy-Duty Cyclonic Canister 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 | Commercial Zero-Turn Mowers |
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