Riding lawn mower engines for sale offer reliable power for your lawn care needs. Choose from trusted brands like Briggs & Stratton and Aceup Energy.
Riding lawn mower engines come in various sizes and power ratings to fit different mower models. Engines range from smaller 4. 4 HP types to powerful 27 HP V-twin motors. Features such as vertical shafts, cyclonic air filters, and EPA compliance ensure durability and efficiency.
Whether you need a replacement engine or an upgrade, options include single-cylinder and multi-cylinder designs. Many engines offer easy installation with standard crankshaft sizes. Brands like Briggs & Stratton provide professional and commercial-grade engines. These engines suit Craftsman mowers and other popular riding lawn tractors. Select an engine that matches your mower’s specifications for smooth performance and long-lasting use.
Briggs And Stratton Vertical Intek Engine

The Briggs and Stratton Vertical 17.5 HP 500cc INTEK Engine is ideal for individuals seeking a reliable and powerful engine for lawn mowers, garden tractors, or other outdoor power equipment. If you require consistent performance and durability in your engine to handle tough tasks, this model is a perfect choice for homeowners and small business operators who value efficiency and longevity in their equipment.
Pros:
- High power output with 17.5 HP for demanding applications
- Durable 500cc INTEK engine ensures long-lasting performance
- Reliable 9amp alternator for steady electrical power
- Compact dimensions (1″ x 3-5/32″) make installation easier
- Trusted Briggs & Stratton brand known for quality and service
Cons:
- Weight details unclear, which may affect handling during installation
- Limited color options as it comes only in black
- Specific compatibility requirements may limit use to certain equipment models
The Briggs and Stratton Vertical 17.5 HP 500cc INTEK Engine features a robust design that delivers consistent power output, making it suitable for heavy-duty gardening and landscaping tasks. Its 9amp alternator supports reliable electrical performance, which helps maintain battery charge and power auxiliary components. The compact size and vertical orientation allow for flexible installation in a variety of equipment setups.
Additionally, this engine’s high-quality construction by Briggs & Stratton ensures that users can depend on its durability and performance over time. The efficient 500cc displacement balances power and fuel economy, helping users complete their outdoor projects with less downtime and maintenance. Overall, this engine provides an excellent combination of strength, reliability, and ease of use for serious outdoor power equipment users.
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Briggs & Stratton Vertical Engine

The Briggs & Stratton Vertical Engine 19 HP 540cc is ideal for homeowners, landscapers, and small business owners who require a powerful and reliable engine for lawn mowers, pressure washers, or other outdoor power equipment. This engine is perfect for those who need consistent performance and durability in demanding outdoor tasks.
Pros:
- High power output with 19 HP and 540cc displacement for efficient performance.
- Compact vertical engine design measuring 18x18x22 inches for easy installation.
- Durable construction with a weight of 56.9 pounds ensuring stability and longevity.
- Trusted Briggs & Stratton brand known for quality and reliability.
- Black finish provides a sleek and professional look that resists corrosion.
Cons:
- Relatively heavy at nearly 57 pounds, which may affect portability for some applications.
- Limited to equipment compatible with a 1”x3-5/32” shaft size, restricting versatility.
The Briggs & Stratton Vertical Engine 19 HP 540cc features a robust design that delivers consistent power for various outdoor equipment. Its vertical shaft orientation and compact dimensions make it an excellent choice for tight spaces where efficient power is required. The engine’s 1-inch by 3-5/32-inch shaft size ensures compatibility with a wide range of mowers and industrial tools, providing flexibility for different setups.
Users benefit from the engine’s smooth operation and reliable starting, reducing downtime and maintenance needs. The solid construction and quality manufacturing from Briggs & Stratton ensure a long-lasting engine that can handle tough conditions, making it a valuable investment for anyone needing dependable outdoor power. Whether for residential or light commercial use, this engine balances power, durability, and size effectively.
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Briggs & Stratton Intek Series Engine

The Briggs & Stratton Intek Series, 19 HP, 540 cc, Single Cylinder Engine is ideal for homeowners and professionals who require a reliable and powerful engine for lawn tractors, pressure washers, and other outdoor equipment. If you are looking for a durable engine that delivers consistent performance and ease of maintenance, this engine is an excellent choice. It is especially suitable for those who prioritize efficiency and longevity in their outdoor power equipment.
Pros:
- Powerful 19 HP output ensures strong performance for various applications
- 540 cc displacement provides excellent torque and efficiency
- Single cylinder design simplifies maintenance and repairs
- Compact dimensions (20.5″ H x 21.25″ W x 23.75″ L) allow easy installation in a variety of equipment
- Durable black finish offers protection against corrosion and wear
- Manufactured by Briggs & Stratton, a trusted brand in outdoor power equipment engines
Cons:
- Weighs 77 pounds, which may be heavy for some applications
- Single cylinder engines can produce more vibration compared to multi-cylinder options
- May require specific mounting compatibility with certain equipment
The Briggs & Stratton Intek Series engine stands out due to its robust 19 horsepower and 540 cc capacity, making it a powerhouse for lawn tractors and other heavy-duty outdoor machines. Its single-cylinder configuration ensures that maintenance is straightforward, reducing downtime and repair costs for the user. The engine’s compact size and durable build make it adaptable and long-lasting, ensuring your equipment runs efficiently season after season.
Users will appreciate the engine’s balance of power and reliability, delivering smooth operation and consistent torque for demanding tasks. The trusted Briggs & Stratton manufacturing quality guarantees that this engine meets high standards for performance and durability. Whether upgrading an existing machine or building new equipment, this engine provides a dependable solution that maximizes productivity while minimizing maintenance efforts.
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Briggs & Stratton Vertical Shaft Engine

The BRIGGS & STRATTON 44S977-0033-G1 25 GHP Vertical Shaft Engine is ideal for individuals seeking a reliable and powerful engine for outdoor power equipment. Whether you are a homeowner looking to repair or upgrade your lawn mower, pressure washer, or other small machinery, this engine offers the durability and performance needed for efficient operation. It is perfect for DIY enthusiasts and professionals who require a compact yet robust engine with consistent output.
Pros:
- Compact design with dimensions of 14.96 inches height, 17.9 inches width, and 18.81 inches length for easy installation.
- Lightweight at approximately 2 pounds, making it easy to handle and transport.
- 25 GHP (Gross Horsepower) providing strong and reliable power for various applications.
- Manufactured by the reputable Briggs & Stratton brand, ensuring quality and longevity.
- Durable black finish that resists wear and corrosion over time.
Cons:
- May require technical knowledge for proper installation and maintenance.
- Limited to vertical shaft applications, reducing versatility for some users.
- Weight specification seems unusually low, which may cause confusion regarding actual heft.
The BRIGGS & STRATTON 44S977-0033-G1 25 GHP Vertical Shaft Engine features a compact and efficient design that fits a variety of outdoor equipment. Its vertical shaft configuration makes it especially suitable for lawn mowers, pressure washers, and other machinery requiring vertical power transfer. The engine’s robust construction ensures dependable performance even under demanding conditions, making it a trustworthy choice for users who value durability and power.
Additionally, this engine benefits users by offering a balance between power and portability. The lightweight design facilitates easier handling during installation or replacement, while the 25 GHP rating provides ample horsepower to tackle tough tasks. The trusted brand reputation of Briggs & Stratton further guarantees that users receive a high-quality engine with consistent performance and reliable service support. Overall, it is an excellent investment for those needing a dependable engine for their outdoor power equipment.
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Briggs & Stratton 875 Professional Series Engine

The Briggs & Stratton 875 Professional Series Engine is ideal for homeowners and professionals seeking a reliable and powerful engine for their lawn mowers, garden tractors, or other outdoor power equipment. If you need a durable and efficient engine that delivers consistent performance in various conditions, this engine is a perfect choice.
Pros:
- High performance with 875 series power for demanding tasks
- Durable construction ensures long-lasting reliability
- Compact dimensions (10.0″ H x 13.5″ W x 15.0″ L) fit most standard equipment
- Trusted brand known for quality and innovation
- Easy to maintain with accessible components
Cons:
- May require professional installation for some users
- Black color may show dirt and wear more visibly
The Briggs & Stratton 875 Professional Series Engine features a robust design that balances power and efficiency, making it suitable for a wide range of outdoor equipment. Its compact size allows it to fit seamlessly into many machines without sacrificing performance, while the black finish adds a sleek appearance. The engine’s construction emphasizes durability, helping it withstand tough working environments and deliver reliable power over time.
Users will appreciate the engine’s ease of maintenance and the support from a well-known manufacturer like Briggs & Stratton. This engine helps improve the overall functionality of equipment by providing smooth operation and consistent power output, reducing downtime and enhancing productivity for both homeowners and professionals. Whether you are upgrading an existing machine or building new equipment, this engine offers excellent value and performance benefits.
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Aceup Energy Gas Engine Vertical Shaft

The Aceup Energy Gas Engine Vertical Shaft is ideal for homeowners and landscapers seeking a reliable and efficient power source for their lawn mowers. Those who want a compact yet powerful 4.4HP 173cc 4-Stroke OHV Gas Motor that is EPA compliant and easy to maintain will find this engine a perfect fit for their outdoor equipment needs.
Pros:
- Compact dimensions (9.0 inches height, 11.8 inches width, 12.0 inches length) make it easy to install in various lawn mower models.
- Lightweight design at 18.1 pounds improves handling and transportability.
- EPA compliant, ensuring environmentally friendly operation and adherence to regulations.
- Built-in primer simplifies starting, especially in cold conditions.
- Durable 4-stroke OHV design provides efficient fuel consumption and longer engine life.
Cons:
- May require occasional maintenance to keep optimal performance.
- Engine color specification “173CC” might cause confusion as it refers to displacement rather than an actual color.
The Aceup Energy Gas Engine Vertical Shaft boasts a powerful 4.4HP output with a 173cc displacement, making it suitable for heavy-duty lawn mowing tasks. Its 4-stroke OHV design enhances fuel efficiency and reduces emissions, aligning with EPA compliance standards. The vertical shaft configuration allows for versatile installation in a range of lawn mower brands and models, improving the engine’s adaptability.
Users benefit from the engine’s compact size and lightweight structure, which make handling and maintenance more convenient. The integrated primer feature ensures smooth startups, minimizing the time and effort needed to get the mower running. Overall, this engine combines power, reliability, and eco-friendliness, making it a smart choice for anyone looking to upgrade or replace their lawn mower engine.
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Craftsman 42″ Gas Riding Lawn Mower

The Craftsman 42″ Gas Riding Lawn Mower is ideal for homeowners with medium to large lawns who want a powerful, efficient, and easy-to-use mowing solution. If you are looking for a reliable gas lawn tractor that delivers strong performance with minimal effort, this model with its 17.5 HP Briggs and Stratton single-cylinder engine and 7-speed transmission is built to meet your needs. It is perfect for those who appreciate durability and convenience in lawn maintenance.
Pros:
- Powerful 17.5 HP Briggs and Stratton engine ensures smooth and efficient cutting
- 7-speed transmission allows for customizable speed control
- Robust 42-inch cutting deck covers large areas quickly
- Ergonomic design with comfortable seating for extended use
- Durable construction from CRAFTSMAN and MTD PRODUCTS INC
Cons:
- Relatively heavy at 410 pounds, making transportation difficult
- Larger dimensions may limit storage options in small sheds or garages
- Requires regular maintenance typical of gas-powered engines
The Craftsman 42″ Gas Riding Lawn Mower boasts a high-performance 17.5 HP Briggs and Stratton single-cylinder engine that delivers reliable power for tackling thick grass and uneven terrain. Its 7-speed transmission provides versatility, allowing users to adjust speeds for optimal control and efficiency, whether maneuvering tight corners or cruising across expansive lawns. The sizeable 42-inch cutting deck significantly reduces mowing time, making it a time-saving tool for busy homeowners.
Beyond power and precision, the mower features a robust and durable design in a striking red and black color scheme, underscoring both style and strength. The ergonomic seating and well-placed controls enhance user comfort, enabling longer mowing sessions without fatigue. Overall, this riding lawn mower combines performance, comfort, and durability, making lawn care easier and more enjoyable.
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Briggs And Stratton 49t877 Commercial Turf Series

The Briggs and Stratton 49T877 Commercial Turf Series 27 Gross HP 810cc V-Twin engine is ideal for professional landscapers and commercial turf maintenance operators who require a powerful and reliable engine for heavy-duty mowing and turf care. Those looking for durability, high performance, and efficiency in their outdoor equipment will find this engine a perfect fit.
Pros:
- Robust 27 Gross HP output for superior performance on demanding turf jobs
- Efficient 810cc V-Twin engine design providing smooth operation and increased torque
- Equipped with a Cyclonic Air Filter that enhances air intake and prolongs engine life
- Compact dimensions (24.0 Inches height, 20.0 Inches width, 20.0 Inches length) allow for easy installation in various equipment
- Trusted Briggs & Stratton brand known for quality and durability
Cons:
- Heavier weight may not be suitable for smaller or lighter equipment
- Higher initial investment compared to smaller engines
- Maintenance of the Cyclonic Air Filter requires occasional attention to maintain optimal performance
The Briggs and Stratton 49T877 Commercial Turf Series engine features a powerful 810cc V-Twin design that delivers reliable and consistent power, making it well-suited for commercial turf applications. Its robust 27 Gross HP ensures that users can handle tough mowing conditions with ease, reducing downtime and increasing productivity. The compact dimensions of this engine facilitate easy integration into a variety of commercial turf machines without sacrificing space or maneuverability.
One of the standout features of this engine is the Cyclonic Air Filter, which improves airflow and prevents dust and debris from entering the engine. This results in longer engine life and better performance, especially in dusty or dirty environments. Overall, the Briggs and Stratton 49T877 engine balances power, durability, and efficiency, making it an excellent choice for those who demand top-tier performance from their commercial turf equipment.
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Briggs & Stratton 31r907-0007-g1 Engine

The Briggs & Stratton 31R907-0007-G1 500cc 17.5 Gross HP Engine is ideal for individuals seeking a powerful and reliable engine for their heavy-duty outdoor equipment. Whether you are a landscaper, farmer, or a homeowner with large machinery needs, this engine offers the performance and durability required for demanding tasks. It is perfect for those who prioritize efficiency and long-lasting engine power in their equipment.
Pros:
- High power output with 17.5 gross horsepower for tough applications
- Reliable brand known for durable and quality engines
- Compact dimensions (15 x 16 x 18.5 inches) fit a variety of equipment
- Moderate weight of 51 pounds, balancing portability and stability
- Standard crankshaft size (1-Inch by 3-5/32-Inch length) for compatibility
Cons:
- Relatively heavy compared to smaller engines, which might limit portability
- May require professional installation for some users
- Premium price point reflecting high horsepower and quality
The Briggs & Stratton 31R907-0007-G1 engine is designed with a robust 500cc displacement to deliver exceptional power and torque. This ensures efficient operation of equipment such as lawn mowers, generators, or pressure washers, enhancing productivity. Its well-engineered 1-Inch by 3-5/32-Inch crankshaft length allows for easy integration into compatible machinery, making it a versatile choice for various applications.
Additionally, the engine’s compact size and weight are optimized to provide a balance between ease of handling and stability during operation. Being a product of Briggs & Stratton, it benefits from advanced engineering standards and quality control, ensuring longevity and reliable performance even under heavy use. Users can expect reduced maintenance needs and consistent power delivery, making this engine a valuable investment for demanding outdoor power needs.
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Craftsman 36″ Gas Riding Lawn Mower

The Craftsman 36″ Gas Riding Lawn Mower with an 11.5 HP Briggs and Stratton Single-Cylinder Engine is ideal for homeowners with medium to large-sized lawns who seek a reliable and powerful machine for efficient lawn maintenance. This gas lawn tractor is perfect for those who want to save time and effort while achieving a professional-quality cut. It’s especially suitable for individuals who prefer a durable and easy-to-operate mower with versatile speed options.
Pros:
- Powerful 11.5 HP Briggs and Stratton engine delivers consistent performance.
- 7-speed transmission allows for customizable mowing speed and control.
- Wide 36-inch cutting deck covers more ground quickly.
- Ergonomic design with comfortable seating for long mowing sessions.
- Durable red and black finish enhances aesthetic appeal and resists wear.
Cons:
- Weighs 350 pounds, which may be heavy for some users to maneuver manually.
- Larger dimensions (40″ height, 38″ width, 68″ length) require ample storage space.
- Gas-powered engine requires regular maintenance and fuel handling.
The Craftsman 36″ Gas Riding Lawn Mower is equipped with a robust 11.5 HP Briggs and Stratton single-cylinder engine that ensures reliable starting and consistent power delivery throughout your mowing tasks. The 7-speed transmission provides excellent versatility, allowing users to adjust speeds for different terrains and mowing conditions. This feature enhances precision and control, making it easier to navigate hills and tight spaces without compromising cutting quality.
Additionally, the mower’s 36-inch cutting deck allows users to cover larger areas efficiently, reducing the time spent on lawn care. The sturdy build and ergonomic design contribute to user comfort and durability, ensuring that this mower can handle regular use season after season. Its striking red and black color scheme not only adds visual appeal but also includes a durable finish that withstands the rigors of outdoor use. Overall, this lawn tractor offers a balanced combination of power, convenience, and style for homeowners looking to maintain their lawns with ease.
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Frequently Asked Questions
What Horsepower Do Briggs And Stratton Riding Mower Engines Offer?
Briggs and Stratton riding mower engines range from 4. 4 HP to 27 HP. Models include single-cylinder and V-twin engines suitable for various lawn sizes and tasks.
Are Briggs And Stratton Engines Compatible With Craftsman Mowers?
Yes, Briggs and Stratton engines power many Craftsman riding mowers. They fit models like the 42″ and 36″ Craftsman tractors with 7-speed transmissions.
What Is The Significance Of The Vertical Shaft In These Engines?
Vertical shaft engines provide compact design and efficient power transfer. They are ideal for riding mowers, ensuring smooth blade operation and reliable performance.
How Does The Briggs & Stratton 49t877 Commercial Turf Series Perform?
The 49T877 offers 27 HP with a powerful 810cc V-twin engine. It features a cyclonic air filter for improved durability and commercial-grade performance.
Are These Engines Epa Compliant And Environmentally Friendly?
Yes, engines like the Aceup Energy 4. 4HP model meet EPA standards. They ensure lower emissions and better fuel efficiency for eco-friendly mowing.
What Crankshaft Sizes Are Common In These Riding Mower Engines?
Common crankshaft sizes include 1″ x 3-5/32″ and 1-1/8″ x 4-5/16″. Sizes affect blade compatibility and engine fitment on various mower models.
Conclusion
Choosing the right riding lawn mower engine is key to keeping your mower running smoothly. Engines like the Briggs and Stratton vertical series offer reliable power and performance for various tasks. Whether you need a smaller 17. 5 HP engine or a powerful 27 HP V-twin, there is an option to fit your mower and lawn size.
These engines are built to last and provide consistent cutting power. Make sure to consider the engine size, horsepower, and compatibility with your mower model. Investing in a quality engine helps save time and effort while maintaining your lawn. With many options available, you can find a durable engine that meets your needs without confusion.
Reliable engines keep your mower working longer, making lawn care easier and more efficient. Choosing the right engine means a healthy, well-maintained lawn all season long.



