Best Horizontal Shaft Engine Electric Start in 2025
Updated on July 2025
#1
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- Kawasaki FH721D-S08 engine with 25 horsepower
- Horizontal shaft measuring 1-1/8 x 4 inches
- Twin cylinder design for efficient power delivery
- Equipped with electric start for convenience
- Overhead valve (OHV) design for improved performance
- Includes a cyclone air filter for enhanced air intake
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- Kawasaki FH721D-S08 engine with 25 horsepower
- Horizontal shaft measuring 1-1/8 x 4 inches
- Twin cylinder design for efficient power delivery
- Equipped with electric start for convenience
- Overhead valve (OHV) design for improved performance
- Includes a cyclone air filter for enhanced air intake
#2
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- 627cc engine capacity
- Effective debris management system
- Dura-Bore cast iron cylinder sleeve for durability
- Full pressure lubrication system with spin-on oil filter
- Integrated oil cooler for optimal temperature management
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- 627cc engine capacity
- Effective debris management system
- Dura-Bore cast iron cylinder sleeve for durability
- Full pressure lubrication system with spin-on oil filter
- Integrated oil cooler for optimal temperature management
#3
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- 420cc 4-stroke gas engine with maximum torque of 18.45 ft.lbs at 2500 RPM and 15 HP.
- Shaft dimensions: 1 in diameter, 3.48 in length, compatible with 3/8 in.-24 UNF spark plugs and standard 87+ unleaded gasoline.
- Features a built-in air-cooling and splash lubrication system for safe, extended use, and includes a low oil shutoff function.
- Compatible replacement for various brands, including Honda GX340 and GX390, and Briggs & Stratton.
- EPA compliant, each engine is oil tested before packaging, resulting in some initial oil exposure.
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- 420cc 4-stroke gas engine with maximum torque of 18.45 ft.lbs at 2500 RPM and 15 HP.
- Shaft dimensions: 1 in diameter, 3.48 in length, compatible with 3/8 in.-24 UNF spark plugs and standard 87+ unleaded gasoline.
- Features a built-in air-cooling and splash lubrication system for safe, extended use, and includes a low oil shutoff function.
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#4
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- 1" diameter shaft, 3.48" long, end tapped with 3/8"-24 UNF, includes a 1/4" keyway
- 4-stroke air-cooled gas engine with recoil and electric start
- 18HP engine operating at 3600RPM with a 1.7-gallon fuel tank
- Features metal cams, forged crankshafts, and cast iron cylinder liners for enhanced performance and durability
- Factory-tested engine for quality assurance; complies with EPA standards, includes a 2-year limited warranty and lifetime technical support
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- 1" diameter shaft, 3.48" long, end tapped with 3/8"-24 UNF, includes a 1/4" keyway
- 4-stroke air-cooled gas engine with recoil and electric start
- 18HP engine operating at 3600RPM with a 1.7-gallon fuel tank
- Features metal cams, forged crankshafts, and cast iron cylinder liners for enhanced performance and durability
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#5
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- Shaft Diameter: 3/4 inch; Shaft Keyway: 3/16 inch; Shaft Length: 2.43 inches; Shaft End: 5/16"-24 Drilled and Tapped; Orientation: Horizontal; Bore x Stroke: 70x55 mm; Displacement: 212cc; Starting Method: Recoil/Electric (Battery not included); Horse Power: 7; Fuel Tank Capacity: 3.6 L; Oil Capacity: 0.6 L; EPA Certified: Yes
- Electric start system allows for quick engine ignition with a key, includes backup recoil start option.
- 4-stroke 212cc OHV engine delivers robust power for various applications including go-karts, log splitters, compressors, and more.
- Overhead valve (OHV) design enhances power output and fuel efficiency, leading to cost savings on fuel.
- Low oil sensor automatically shuts down the engine for safety and extended engine life.
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- Shaft Diameter: 3/4 inch; Shaft Keyway: 3/16 inch; Shaft Length: 2.43 inches; Shaft End: 5/16"-24 Drilled and Tapped; Orientation: Horizontal; Bore x Stroke: 70x55 mm; Displacement: 212cc; Starting Method: Recoil/Electric (Battery not included); Horse Power: 7; Fuel Tank Capacity: 3.6 L; Oil Capacity: 0.6 L; EPA Certified: Yes
- Electric start system allows for quick engine ignition with a key, includes backup recoil start option.
- 4-stroke 212cc OHV engine delivers robust power for various applications including go-karts, log splitters, compressors, and more.
- Overhead valve (OHV) design enhances power output and fuel efficiency, leading to cost savings on fuel.
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#6
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- Shaft diameter: 1 inch; Shaft keyway: 1/4 inch; Shaft length: 3.48 inches; Shaft end: 3/8" Size 24 UNF - Drilled and Tapped; Horizontal orientation; Bore x stroke: 90x66 mm; Displacement: 420cc; Compression ratio: 8.0:1; Recommended oil: SAE 10W-30; Fuel tank capacity: 6 L; Oil capacity: 1.1 L
- Equipped with electric start for easy ignition; also features a recoil start for added convenience.
- 4-stroke 420cc OHV engine provides reliable power for various applications including go-karts, log splitters, compressors, lawn mowers, water pumps, and pressure washers.
- Overhead valve (OHV) design enhances power output and fuel efficiency, resulting in cost savings on fuel.
- Low oil sensor automatically shuts down the engine when oil levels are too low, enhancing safety and extending engine life.
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- Shaft diameter: 1 inch; Shaft keyway: 1/4 inch; Shaft length: 3.48 inches; Shaft end: 3/8" Size 24 UNF - Drilled and Tapped; Horizontal orientation; Bore x stroke: 90x66 mm; Displacement: 420cc; Compression ratio: 8.0:1; Recommended oil: SAE 10W-30; Fuel tank capacity: 6 L; Oil capacity: 1.1 L
- Equipped with electric start for easy ignition; also features a recoil start for added convenience.
- 4-stroke 420cc OHV engine provides reliable power for various applications including go-karts, log splitters, compressors, lawn mowers, water pumps, and pressure washers.
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#7
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- 208cc 4-stroke OHV engine
- 1-gallon fuel tank
- Compatible with 87 octane gasoline
- Electric start with key switch
- Shaft: 3/4" diameter, 2-3/8" length
- EPA and CARB approved
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- 208cc 4-stroke OHV engine
- 1-gallon fuel tank
- Compatible with 87 octane gasoline
- Electric start with key switch
- Shaft: 3/4" diameter, 2-3/8" length
- EPA and CARB approved
#8
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- Equipped with an oil alarm that automatically shuts off the machine if oil levels are insufficient, protecting the machine and extending its lifespan.
- Utilizes an overhead valve design for reduced carbon buildup and improved fuel efficiency, coupled with a silencer for lower noise levels, enhancing the working environment.
- Features a powerful 15HP gasoline engine with a 420cc displacement and a 3600RPM speed, along with a 1.7-gallon fuel tank for extended operation without frequent refueling.
- Constructed with a metal cam, forged crankshaft, and cast iron cylinder liner for durability, and includes a forced air cooling system for optimal performance.
- Suitable for various applications such as go-karts, compressors, trenchers, generators, high-pressure washers, and cement mixers, as long as the crankshaft is compatible.
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- Equipped with an oil alarm that automatically shuts off the machine if oil levels are insufficient, protecting the machine and extending its lifespan.
- Utilizes an overhead valve design for reduced carbon buildup and improved fuel efficiency, coupled with a silencer for lower noise levels, enhancing the working environment.
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#9
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- 【Fuel Efficiency】 - The overhead valve design of the go kart motor helps reduce carbon buildup, significantly improving fuel efficiency and saving fuel.
- 【Power Motor】 - The 212cc engine delivers 7.5 horsepower, with a displacement of 210cc and a rotational speed of 3600 RPM, providing robust power.
- 【Low Noise】 - This motorcycle engine features a noise-reducing muffler, supports manual or electric start, and maintains stable operation during each run
- 【Cooling System】 - The gas engine is equipped with a forced air cooling system and ventilation fins to keep the engine cool
- 【High Safety】 - If insufficient engine oil is added before startup, the machine will automatically shut down to protect the machine and reduce the risk of damage
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- 【Fuel Efficiency】 - The overhead valve design of the go kart motor helps reduce carbon buildup, significantly improving fuel efficiency and saving fuel.
- 【Power Motor】 - The 212cc engine delivers 7.5 horsepower, with a displacement of 210cc and a rotational speed of 3600 RPM, providing robust power.
- 【Low Noise】 - This motorcycle engine features a noise-reducing muffler, supports manual or electric start, and maintains stable operation during each run
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#10
26% Off
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- 570cc engine capacity
- Efficient debris management system
- Dura-Bore cast iron cylinder sleeve for durability
- Full pressure lubrication with spin-on oil filter
- Integrated oil cooler for optimal temperature control
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- 570cc engine capacity
- Efficient debris management system
- Dura-Bore cast iron cylinder sleeve for durability
- Full pressure lubrication with spin-on oil filter
- Integrated oil cooler for optimal temperature control
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