Briggs Stratton 44T977 – 26HP V-Twin Vertical Engine (Replaces 44Q977)
$577.00
The Briggs & Stratton 44T977 is a 26HP V-Twin vertical shaft commercial engine designed for zero-turn mowers and landscaping equipment. It delivers strong torque, smooth operation, and long-lasting durability for professional and residential use.
In Stock
Description
Briggs & Stratton 44T977 – 26HP V-Twin Vertical Shaft Engine (Replaces 44Q977)
Description: Heavy-duty 724cc commercial V-Twin vertical engine designed for zero-turn mowers and professional landscaping equipment, offering high torque, electric start, and long-life durability for demanding applications.
The Briggs & Stratton 44T977 is a premium 26 horsepower commercial V-Twin vertical shaft engine built for zero-turn mowers, riding tractors, and heavy-duty turf equipment. It is part of the Commercial Turf Series, engineered for continuous professional operation in high-load, high-debris environments such as landscaping and grounds maintenance.
Powered by a 724cc OHV V-Twin configuration, this engine delivers smooth torque output, reduced vibration, and strong performance under sustained load. It is commonly used as a direct replacement for the 44Q977 series, providing updated reliability and improved service life depending on configuration.
The engine features electric start capability, full pressure lubrication with oil filter, and a cyclonic air filtration system designed to protect internal components from dust and debris during heavy-duty mowing operations. Its rugged construction ensures long-term durability in both commercial and residential applications.
Key Features
- 26HP commercial V-Twin power for heavy-duty mowing
- Designed for zero-turn and professional turf machines
- Electric start for fast and reliable ignition
- Smooth V-Twin design reduces vibration and improves comfort
- Cast iron cylinder sleeves for extended engine life
- Cyclonic air filtration for dusty environments
- Full pressure lubrication with oil filter system
- 16A alternator for stable electrical output
- Built for continuous commercial operation
- Available in EPA/CARB compliant configurations
Applications
- Zero-turn riding mowers
- Commercial landscaping equipment
- Heavy-duty turf maintenance machines
- Large residential lawn tractors
- Replacement engine for 44Q977 series
| Specification | Details |
|---|---|
| Brand | Briggs & Stratton |
| Model | 44T977 |
| Engine Type | V-Twin OHV Vertical Shaft 4-Stroke |
| Displacement | 724cc |
| Power Output | ~25–26 HP (gross, variant dependent) |
| Shaft Orientation | Vertical |
| Starting System | 12V Electric Start |
| Fuel Type | Gasoline |
| Fuel System | Carbureted |
| Cooling System | Air-Cooled |
| Lubrication | Full Pressure Lubrication + Oil Filter |
| Air Filtration | Cyclonic heavy-duty air cleaner |
| Alternator | 16A charging system |
| Cylinder Sleeves | Cast Iron |
| Application | Zero-turn mowers / commercial turf equipment |
| Replacement | Replaces 44Q977 (many configurations) |
| Emissions | EPA / CARB compliant variants available |
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