A lawnmower might be the most frequently used power tool in your garage, but it’s not the only one.
We researched and tested dozens of engines from the top brands, evaluating performance, durability, and noise level. Our top pick, the Briggs & Stratton 17.5 Gross HP Engine, is reliable, quiet, and has a long lifespan.
Here are the best replacement outdoor power tool engines.
Best Replacement Outdoor Power Tool Engines: Editor Recommended
Our Editor’s Best Replacement Outdoor Power Tool Engines Reviews
Bestseller No. 1
420CC 15HP Gas Engine, 4 Stroke Gasoline Air Cooling Go Kart Engine Motor, Gas Engine for Go Karts, Mini BikeLog, Microtiller, Lawn Mower
- Strong Power: The power of the 420cc engine is up to 9700W and its rated speed is up to 3600rpm, which can provide strong power for machine operation and help you finish your job quickly and efficiently.
- Low Fuel Alarm: The go kart engine is equipped with a high-precision carburetor that can reduce fuel consumption(≤374g/kw.h) and cost. When it has low oil, the machine will automatically stop working. So you can avoid the engine suddenly stopping while you are working.
- Long-lasting Operation: Equipped with a large capacity fuel tank(1.72gal), this gas engine can work for a long time. 420 cc engine ensures reliable performance without frequent refilling. Go kart motor's silent design will effectively reduce noise and provide you with a relatively quiet working environment.
- Efficient Cooling System of The Gas Motor: Featured with forced air cooling system and ventilated heat sink, the motor can keep cool, which provides high reliability and durability. The air filter can purify the air. Its filtration performance helps to reduce wear and extend its life.
- Application: This 4 stroke engine is suitable crankshaft for water pumps, puffers, threshers, recreational vehicles, pressure washers, air compressors, trenchers, concrete/mortar mixers/saws, go-karts, minibikes, lawnmowers, log-splitter, and vacuums.
Bestseller No. 2
YUNLAIGOTOP 7.5HP 4 Stroke Gas Engine Horizontal Shaft 210CC Go Kart Engine Motor OHV Replacement Gas Motor w/Air Cooling Single Cylinder Gas Powered Engine for Log Splitter Lawnmower Water Pump
- 【7.5HP 4-STROKE GAS ENGINE】- The go kart engine is air cooled, 4 stroke gasoline engine, ohv, single cylinder, gasoline engine with pull start system, easy to start, low fuel consumption, low working temperature, high performance
- 【HIGH QUALITY MATERIALS】- This small engine has large capacity air filter for improved air filtration performance and reduced wear. The whole go kart motor machine adopts high-quality materials, Metal cam, forged crankshaft with stronger performance and longer life. The mini bike motor is cast iron cylinder liner, easy to start，engine running more stable
- 【AIR COOLING SYSTEM】- The gas motor is built-in forced air-cooling cooling system and vented radiator keep the engine cool and provide high reliability and durability
- 【MAIN PARAMETERS】- Fuel Type: Gasoline; Fuel tank capacity: 3.6L; Borexstroke: 70*56mm; Displacement: 210cc; Compression Ration:8.5; Horsepower: 7.5HP; Speed: 3600rpm; Shaft diameter: 20mm; Fuel consumption rate: 395g/kw.h
- 【WIDE RANGE OF APPLICATIONS】- This 210cc gasoline engine is widely used in aircraft, automobiles, speedboats, racing cars, small farm machinery, garden machinery, and so on
Bestseller No. 3
Gas Engine, 4 Stroke Single Cylinder Gasoline Engine Gas Powered Motor 6.5HP 160CC OHV Manual Pull Start Air Cooled Gas Engine for Go Kart Lawn Mower (6.5HP 160cc)
- 【Excellent Performance】Air Cooled, OHV, Single Cylinder, 4 Stroke Gasoline Engine with Pull Start System, easy to start, low fuel consumption, low working temperature, high performance.
- 【Quality Material】The whole machine adopts high-quality materials, metal cams, forged crankshafts, and cast iron cylinder liners. It is easy to start and the engine runs more stable.
- 【Main Parameters】Fuel Type: Gasoline; Lube oil capacity: 0.6L; Fuel tank capacity: 3.6L; Max. Torque: 10.8Nm; Borexstroke: 68*45mm; Displacement: 160cc; Horsepower: 6.5HP(4.8kw); Speed: 3600rpm; Fuel consumption rate:360g/kw.h.
- 【Wide Applications】This 6.5HP 160CC 4-stroke OHV single-cylinder gas engine is suitable for Compressor Scarifier Lawnmower Pump Generator Pressure Washer Gokart Lawnmower Cement Mixer Dust Collector Flail Mower etc.
- 【Shipping & Service】 We have strict quality control system, our products are put into the market after rigorous testing. We provide friendly customer service.
Bestseller No. 4
212CC 4 Stroke Gas Engine Motor 3000W 7.5HP Go Kart Engine Mini Bike Engine Pull Start Gas Powered Motor Engine with Air Cooling System & Air Filter for Lawnmower,Log-Splitter,Air Compressor
- Long Service Life: This gas engine motor is made of iron and aluminum, with high hardness, anti-corrosion, and anti-rust properties, so it can be used for a long time
- Sufficient Power: The gas powered motor has a strong power of 3000W and a rated speed of 3600 rpm, so it can handle heavy loads from water pumps, vibrators, engines, and high-current electric tools
- Large Fuel Tank: The fuel tank of the motor has a large capacity of 0.95gal, enabling it to work for a long time. You don't need to fill the fuel tank frequently to save time and energy
- Good Heat Dissipation Effect: A forced air cooling system and heat dissipation holes can reduce the temperature of the motor in time, prolong the service life of the motor, and reduce potential safety hazards
- Humanized Design: It is equipped with a low oil alarm light that can alert you to add oil in time and a low oil automatic shutdown, helping your engine run year after year. The spark plug placement is easy to reach with a ratchet-socket combo or a simple T handle socket extension tool
SaleBestseller No. 5
389cc 13HP Gas Engine with Electric Start, 4 Stroke Go Kart Engine Horizontal Shaft OHV Gas Motor, Gas Powered Multi-Use Engine
- ▲AHIGH SAFETY: The product is equipped with an oil alarm. If enough oil is not added before starting, the machine will automatically turn off to protect the machine. Thus the machine will not be easily damaged and has a longer service life
- ▲LOW FUEL CONSUMPTION&LOW NOISE: The overhead valve is used, which effectively helps reduce carbon buildup and dramatically improves fuel savings. Air filter also improves air filtration performance and reduce wear. Both can help you save a lot of money on fuel costs,The product adopts a silencer, which has a good noise reduction effect. This engine works hard to create a quiet working environment for you
- ▲STRONG POWER&LARGE CAPACITY: The gasoline engine boasts a robust 15HP horsepower, a displacement of 389cc and a rotating speed of 3600RPM, which provides you with strong power and ensures that your work can be completed quickly and easily,The engine has a large 1.7 gallon (6.5L) fuel tank for long hours of operation. You don't need to refuel as often, which is very convenient
- ▲STABLE RUNNING&EFFICIENT COOLING SYSTEM: The engine is equipped with metal cam, forged crankshaft and cast iron cylinder liner, ensuring superior performance and a longer lifespan. Electric start engine ,The built-in forced air cooling system and ventilated heat sink are designed to keep the motor cool and provide high reliability and durability
- ▲APPLICABLE SCENARIOS:This product is widely used in can be applied to go-karts, compressors, trenchers, generators, high-pressure washers, cement mixers, etc, as long as the crankshaft matches
Bestseller No. 6
Rewind Starter 4149 190 4001 Compatible With FS94R KM94R HL91K HL94 HL94K String Trimmer Replacement Part Engine Component Power Tool Accessory Replacement Part Outdoor Power Equipment
- Compatible with Multiple Models: Specifically designed for FS94R, KM94R, HL91K, HL94, and HL94K models. This REWIND STARTER 4149 190 4001 ensures a perfect fit and optimal performance for these specific equipment types.
- Construction: Built to withstand rigorous use, this starter is engineered for longevity and reliability. Its robust design makes it suitable for demanding outdoor conditions, ensuring consistent performance over time.
- Effortless Installation: Designed with user-friendliness in mind, this rewind starter allows for quick and straightforward setup. Whether you're a professional or a DIY enthusiast, you'll appreciate the hassle-free installation process.
- Enhances Starting Efficiency: This starter significantly improves the starting process of your equipment. Experience smoother and more efficient starts, reducing downtime and boosting your overall productivity in outdoor tasks.
- Low Maintenance Design: Crafted to require minimal upkeep, this starter allows you to focus more on your outdoor projects and less on equipment maintenance. Its user-friendly design contributes to long-term efficiency and convenience.
Bestseller No. 7
BYOIPLOI 212cc 4-Stroke Gas Engine Motor for Honda GX160, 7.5HP Gasoline Motor Engine Horizontal Shaft, Go Kart Pull Start Gas Powered Engine with Air Cooling System for Honda Karts, Lawnmowers
- 【Outstanding Engine】: The gasoline engine is equipped with a 210cc 4-stroke OHV industrial grade gas engine with a large power of up to 7.5HP/3600RMP, Horizontal Shaft Diameter 20mm, manual pull start system, lube oil capacity: 0.6L, Fuel tank capacity: 3.6L, borexstroke : 70*56mm, fuel consumption rate: 395g/kw.h.
- 【Humanized Design】: Iron camshaft, anti-low temperature treatment, 100% nylon, no lint, wide snap ring to prevent the oil pipe from being damaged by heat, the soft rubber handle of the handle does not hurt the hand, the metal frame is more textured, and has a memory function, High sensitivity, add enough oil before starting the machine, otherwise it will turn off to protect the machine.
- 【Overhead Valve (OHV) Design】: Low fuel consumption, low operating temperature, high performance. Large capacity air filter, Improve air filtration performance and reduce wear. Please feel free to contact us if you have any questions.
- 【Forged Metal for Easy Operation】: The gas engine adopts high quality steel, metal cams, and forged crankshaft, giving it better performance and longer life. In addition, the gas engine is equipped with electric motor as well as cast iron cylinder liner, which makes the machine easier to start and the engine runs more stable.
- 【Wide application】: The 7.5HP fuel machine is perfect replacement for Honda GX160, adopts electric start instead of pull start system, capable of delivering powerful torque and high RPM speeds, easy to operate and perfect function, suitable for different machines, such as compressor, dust collector, high pressure washer, cement mixer, lawn mower, etc.
SaleBestseller No. 8
12pcs Carburetor Adjustment Tool Kit for Stihl Poulan Husqvarna Echo Trimmer Weedeater Chainsaw Carburetor. Screwdriver set for a Circle 2-Cycle Small Engine Outdoor Powertool Parts&Accessories
- Carburetor adjustment tool for Stihl Husqvarna Echo carburetor adjustment tool,Husqvarna carb adjusting tool,carb adjustment tool kit is used for small engine carb adjustment tools,small engines parts fit ZAMA, STHIL, Husqvarna, Poulan, Weedeater, Echo, Homelite, Ryobi, MTD, Troy-Bilt,Toro, Sears, Ruixing, Huayi; string trimmer, chainsaw, leaf blower, hedge trimmer, edger, pole pruner carb adjustment tool kit.
- Carburetor tool kit,Chainsaw carburetor adjustment tool,A circle carburetor adjusting tool is for most a circle carburetor adjustment tool,2 cycle carburetors, 2-stroke carb adjustment tools. Perfect repairs the outdoor powertool parts & accessories. This set covers practically any style two stroke carburetor.The carburetor screwdrivers are really good in the hand and are easy to hold onto.
- The Corrosion-resistant finish carburetor screwdrivers kit,small engine carburetor adjustment tool kit are durability for your long time use.carburetor cleaning needles and cleaning brushes can be used to clean carburetor and fuel lines, hex wrench to disassemble your machine. The tool bag to keep the carburetor adjustment tools and carb cleaning kits well organized in one place.
- Carburetor Tools is premium quality meet OEM standards, easy to install, perfect fit for your machine.Each part has been strictly tested and inspected. Improve your machines' performance. Save you time and money for regular maintenance.
- Package list: 12pcs carburetor adjustment tools, 1set carburetor cleaning brush , 1pc tool bag.
$20.99
Buy on Amazon
SaleBestseller No. 9
Genkins 7HP 4 Stroke 212cc Replacement Engine 3600rpm Recoil Start | GK210… Genkins 7HP 4 Stroke 212cc Replacement Engine 3600rpm Recoil Start | GK210…
- 7HP OHV 4-Stroke Engine
- 1 Gal Tank
- Auto Low Oil Shut Down Prevent Overload Damage
- Carefree Magnetron electronic ignition
- Dual Elements Air Cleaner
Bestseller No. 10
LyeXD 212cc 7.5 HP Electric Start Horizontal Shaft, 4-Stroke Go Kart Gas Engine Motor with Air Cooling System, Gas Powered Engine Pull Start Horizontal Motor for Go Kart Log Splitter Lawnmowers
- 【Outstanding Engine】: The gasoline engine is equipped with a 210cc 4-stroke OHV industrial grade gas engine with a large power of up to 7.5HP/3600RMP, Horizontal Shaft Diameter 20mm, manual pull start system, lube oil capacity: 0.6L, Fuel tank capacity: 3.6L, borexstroke : 70*56mm, fuel consumption rate: 395g/kw.h.
- 【Humanized Design】: Iron camshaft, anti-low temperature treatment, 100% nylon, no lint, wide snap ring to prevent the oil pipe from being damaged by heat, the soft rubber handle of the handle does not hurt the hand, the metal frame is more textured, and has a memory function, High sensitivity, add enough oil before starting the machine, otherwise it will turn off to protect the machine.
- 【Overhead Valve (OHV) Design】: Low fuel consumption, low operating temperature, high performance. Large capacity air filter, Improve air filtration performance and reduce wear. Please feel free to contact us if you have any questions.
- 【Forged Metal for Easy Operation】: The gas engine adopts high quality steel, metal cams, and forged crankshaft, giving it better performance and longer life. In addition, the gas engine is equipped with electric motor as well as cast iron cylinder liner, which makes the machine easier to start and the engine runs more stable.
- 【Wide application】: The 7.5HP fuel machine is perfect replacement for Honda GX160, adopts electric start instead of pull start system, capable of delivering powerful torque and high RPM speeds, easy to operate and perfect function, suitable for different machines, such as compressor, dust collector, high pressure washer, cement mixer, lawn mower, etc.
Best Replacement Outdoor Power Tool Engines Buying Guide
Before choosing the best replacement outdoor power tool engine you should consider the following options:
1. Horsepower: You should always consider horsepower when choosing a replacement engine.
You should pick an engine with the right horsepower for the job you want to accomplish. If you are using the engine for material handling applications, you should consider the torque and horsepower of the engine.
A higher horsepower engine will have a higher level of power and torque to accomplish the job.
2. Displacement: Displacement is another important factor to consider when buying an engine. Displacement refers to the amount of space an engine has for the combustion of air and fuel.
The larger the displacement, the bigger the engine and the more power it will have.
3. RPM: RPM stands for rotations per minute and refers to how fast the engine can spin.
You should make sure the engine you want to buy can spin at the right rate for the job you want to accomplish. In cases where the engine will be used for something like powering a woodworking machine or a drill, you should look for an engine with a higher RPM rate.
4. Fuel Efficiency: You should also consider the fuel efficiency of an engine when shopping for a replacement engine.
The higher the fuel efficiency, the more money you will save in the long run. You can calculate the fuel efficiency of an engine by dividing the output horsepower by the fuel flow rate.
What else you should know about the best replacement outdoor power tool engines
1. What are the best replacement outdoor power tool engines?
Some of the more popular and well-reviewed replacement engines include those made by Briggs & Stratton, Honda, and Kawasaki.
2. What are the most durable outdoor power tool engines?
Such as the quality of the engine, the type of power tool it is used in, and how it is used and maintained. However, some of the most durable outdoor power tool engines are those made by manufacturers such as Honda, Briggs & Stratton and Kawasaki.
3. What are the most powerful outdoor power tool engines?
The most powerful outdoor power tool engines are typically found in industrial-grade equipment such as generators, pumps, and pressure washers. These engines are designed to deliver high levels of power and torque, and can typically handle heavy-duty applications.
4. What are the most fuel-efficient outdoor power tool engines?
Some of the most fuel-efficient outdoor power tool engines include those that are designed specifically for use with ethanol-blended fuel, as well as those that feature advanced fuel injection technology. Other fuel-saving features that can be found on some outdoor power tool engines include automatic idle control and variable speed settings.
5. What are the quietest outdoor power tool engines?
The quietest outdoor power tool engines are those that have been specifically designed to minimize noise. There are a number of different manufacturers that offer outdoor power tools with Quiet Technology, and these are typically the best options for those who are looking for a quiet engine.
Conclusion
On the market, there are numerous best replacement outdoor power tool engines. Hopefully, the list of the top ten best replacement outdoor power tool engines will save you time researching and deciding on the best one for you.