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Thornado 25HP Vertical Shaft Petrol Engine - V-Twin 740cc Electric Start

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Our 25 hp V-twin vertical shaft engine delivers exceptional performance and reliability with smooth operation and efficient cutting for ride-on lawn movers. With its vertical shaft design, it provides optimal power transfer to the cutting blades, which leads to a cleaner and more precise cut.

Key Features and Specifications

  • Powered by a V-Twin vertical shaft engine 25HP (740cc), 4 Stroke OHV engine for efficient performance.
  • EPAIII emission-certified engine for a greener environment.
  • Steel forged and hardened crankshaft for ultimate strength and resilience.
  • Durable cast iron cylinder liner to withstand extreme conditions with ease.
  • High-quality carburettor for quick and hassle-free starting.
  • Ensures smooth operation with minimum vibration.
  • Low oil sensor to shut down the engine during insufficient lubrication.
  • Fuel shut-off valve for safe and secure transport.
  • The high power-to-weight ratio for impactful performance.
  • 12-month Australia warranty to provide long-term customer support.
  • The muffler is not included in the box

Renowned Benefits of Our Vertical Shaft V-Twin Engine

  • Superior Mowing Experience

Our 25 hp vertical engine provides high-end torque and power which allows you to cut down the toughest terrains with ease. So, whether you have a large lawn or professional landscaping needs, our ride-on lawn mower engine is the perfect choice for a superior mowing experience.

  • Lasting Resilience and Strength

With the embedment of highly durable components like cast iron cylinder liner and steel forged crankshaft, our 25 hp vertical shaft engine provides strong resistance to wear, thus delivering impactful performance for lasting years.

  • Highly Fuel Efficient

Our 25 hp vertical shaft engine features OHV technology and premium quality carburettor that ensures consistent output with high-end fuel efficiency.

Applications of Our V-Twin Vertical Shaft Engine

  • Ride on lawn mowers
  • Zero-turn mowers
  • Industrial equipment

Our 25 hp V-twin vertical shaft engine becomes the ultimate solution for highly efficient performance in diverse applications.

Please note: Because this is a universal fitment engine, certain adjustments to the mower may be required. The engine does not come with an exhaust muffler or a fuel tank. A new exhaust must be fabricated by an automotive exhaust specialist. We do not sell exhaust system for it. You will also need to thread tap the mounting bolt holes at M10 x 1.5.

This engine also requires a separate choke/throttle cable. A combined choke/throttle cable will not suit. Please take the appropriate action.

SPECIFICATIONS
Model No TH-V740
Type V-Twin cylinder 4 stroke OHV, air cooled
Displacement 740cc
Bore x Stroke 82 x 70 mm
Horse Power 25HP /4000 rpm
Max Power 19.2 kW / 3600 rpm
Max Torque 49N.m/2500rpm
Shaft Type Vertical Key Shaft
Shaft Diameter 25.4 mm
Shaft Length 80 mm
Shaft Rotation Anti clockwise (vertical output)
Compression Ratio 8.2:1
Fuel Type Petrol
Oil Type SAE10w-30 / SAE30
Fuel Tank Capacity N/A
Oil Capacity 2.0L
Ignition System Transistorised magneto ignition
Starting System Electric start
Carburettor Float carburettor / ECU
Lubrication system Pressure / Forced splash
Governor system Centrifugal mechanical
Spark Plug Compatible NGK - BP-5ES; Torch - F6TC
Valve Clearance - Intake 0.15mm
Valve Clearance - Exhaust 0.20mm
Fuel consumption <= 370 g/kW.h
Muffler N/A
Product Length 460 mm
Product Width 445 mm
Product Height 364 mm
Product Weight 38Kg
Certification EPA III

SKU: TH-V740

Reference ID: 9200960

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