Description
Thornado 25HP (740cc) V-Twin Vertical Shaft Engine E-StartÂ
The Thornado 740cc V-Twin vertical shaft engine offers higher power, greater fuel efficiency and stable performance than similar displacement standard twins engine. This engine features a durable cast iron cylinder liner, forged hardened steel crankshaft making it the perfect engine for ride on lawn mower.
Features
- V-Twin Thornado 25HP (740cc), 4 Stroke OHV Engine
- EPAIII emission certified engine
- Steel forged and hardened crankshaft.
- Durable cast iron cylinder liner withstands wear
- High quality carburettor for easy starting and operation
- Smooth running with minimal vibration
- Low oil sensor shuts down engine when oil reaches a level that is too low for safe operation
- Fuel shut off valve for safe transport
- High power-to-weight ratio
- 12 Months Australia Warranty
- Muffler is not included in the box
Please note: this is an universal fitment engine and some modifications to the mower might be needed. The engine is not supplied with an exhaust muffler or a fuel tank. A new exhaust must be fabricated by an automotive exhaust specialist. We do not sell exhausts 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 act accordingly.
Suitable Applications
- Ride on lawn mower, zero turn
| 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 |
Thornado 25HP (740cc) V-Twin Vertical Shaft Engine E-StartÂ
The Thornado 740cc V-Twin vertical shaft engine offers higher power, greater fuel efficiency and stable performance than similar displacement standard twins engine. This engine features a durable cast iron cylinder liner, forged hardened steel crankshaft making it the perfect engine for ride on lawn mower.
Features
- V-Twin Thornado 25HP (740cc), 4 Stroke OHV Engine
- EPAIII emission certified engine
- Steel forged and hardened crankshaft.
- Durable cast iron cylinder liner withstands wear
- High quality carburettor for easy starting and operation
- Smooth running with minimal vibration
- Low oil sensor shuts down engine when oil reaches a level that is too low for safe operation
- Fuel shut off valve for safe transport
- High power-to-weight ratio
- 12 Months Australia Warranty
- Muffler is not included in the box
Please note: this is an universal fitment engine and some modifications to the mower might be needed. The engine is not supplied with an exhaust muffler or a fuel tank. A new exhaust must be fabricated by an automotive exhaust specialist. We do not sell exhausts 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 act accordingly.
Suitable Applications
- Ride on lawn mower, zero turn
| 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 |
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