Description
When you need dependable power for a ride-on mower or heavy-duty outdoor equipment, the KingTech 25HP Vertical Shaft Engine is built to get the job done. Its 739.3cc V-twin, four-stroke OHV design delivers strong, steady performance with up to 17.5kW of net power and 51Nm of torque. An electric starter makes firing it up straightforward, while the 25.4mm keyed vertical output shaft suits a wide range of mower applications. With forced-splash lubrication, dual-element air filtration and a mechanical governor, this engine is designed for consistent operation under load. It is a practical replacement option for worn or underpowered mower engines, with no gimmicks—just solid V-twin power built for demanding work.
Features
- 25HP V-twin power for demanding mowing and outdoor equipment
- 739.3cc four-stroke OHV engine for strong, consistent performance
- Produces up to 17.5kW at 3600rpm
- Delivers up to 51Nm of torque at 2500rpm
- Electric starter for simple and reliable start-up
- 25.4mm parallel PTO shaft with keyway
- Vertical output with counter-clockwise shaft rotation
- Dual-element air cleaner helps protect the engine from dust and debris
- Forced-splash lubrication supports dependable internal oil circulation
- Centrifugal mechanical governor helps maintain steady engine speed
- Flat suction valve carburettor for controlled fuel delivery
- Mounting pattern designed to suit common Briggs & Stratton and Honda layouts
- Suitable for ride-on mowers, lawnmowers and compatible outdoor equipment
- Backed by a 12-month standard warranty
Specifications
| Engine type | V-twin cylinder, four-stroke OHV |
| Rated output | 25HP |
| Displacement | 739.3cc |
| Bore × stroke | 82 × 70mm |
| Compression ratio | 8.2:1 |
| Maximum net power | 17.5kW at 3600rpm |
| Maximum net torque | 51Nm at 2500rpm |
| PTO shaft | 25.4mm parallel shaft with keyway |
| PTO rotation | Counter-clockwise, vertical output |
| Starting system | Electric starter |
| Lubrication system | Forced splash |
| Air cleaner | Dual element |
| Oil capacity | 2L |
| Weight | 45kg |
| Fuel consumption | ≤374g/kWh |
| Box contents | 1 × 25HP Vertical Shaft Engine, 1 × User Manual |
| Standard warranty | 12 months |
The KingTech 25HP 739cc V-Twin Vertical Shaft Engine is a solid choice when your ride-on mower needs serious replacement power. Its high-capacity V-twin configuration provides the output needed for larger mowing jobs, while the electric starter, mechanical governor and dual-element filtration keep everyday operation straightforward. Before ordering, check your mower’s shaft size, bolt pattern, available installation space and engine displacement against the listed specifications. The mounting holes require thread tapping, and because this is a universal-fit engine, changes to the exhaust, muffler, wiring or mower assembly may be needed. Installation should be completed by a qualified small-engine mechanic when modifications are required. For property maintenance, acreage mowing or compatible outdoor equipment, this unit delivers practical performance without unnecessary fluff. Built tough and backed by KingTech support, it is ready to put reliable power back into your machine.
Precision. Power. KingTech.
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