I.SPECIFICATIONS

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Model

 

EH12-2

 

EH12-2B

 

EHl2-2D EH12EH12-2BS -2DS

 

 

TY Pe

Air-Cooled, 4-Cycle, Single-Cylinder, HorizontalP.T.O. Shaft, Gasoline Engine

Bore X Stroke

 

60 x 43 rnm (2.36 x 1.57 in.)

Piston Displacement

 

121 cm3(7.38 cu.in.)

Max. Torque

 

 

 

15 (152)/1300

 

7.5 (0.76) /2600

 

 

I Nem (kaf*m)/rDm

 

 

 

 

 

 

 

 

 

CounterclockwiseAs Viewd FromP.T.O. Shaft Side

 

 

Direction of Rotation

 

 

 

 

 

Cooling system

 

 

 

 

 

 

Forced Air Cooling

 

 

 

 

Valve Arrangement

 

 

 

 

 

 

 

Overhead Valve

 

 

 

 

Lubrication

 

 

 

 

 

 

 

Splash Type

 

 

 

 

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Lubricant

 

 

 

Automobile Oil SAE #20, #30 or 1OW-30 ; Class SE,SF or higher

 

 

Capacity of Lubricant

I

 

 

 

 

 

0.6 L (0.16 U.S. gal.)

 

 

 

 

I Carburetor

 

 

Type

Float

 

Draft,Horizontal

 

 

 

 

 

I Fuel

 

I

 

 

Gasoline

Automobile

 

 

 

 

 

 

 

 

 

 

 

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Feed I Fuel

 

I

 

 

310 g/KW*h (230gr/HP*h) At Continuous Rated Output

 

 

 

 

 

 

 

 

Type

Gravity

 

 

 

 

Fuel Tank Capacity

 

 

 

 

 

 

3.6 L (0.95 U.S. gal.)

 

 

 

 

I Spark Plug

 

 

 

 

 

 

 

Flywheel Magneto (Solid State) Ignition System

 

 

 

 

 

-

 

 

 

 

NGK BGES

 

 

 

 

Charging Capacity

 

 

 

 

 

12V - 1.3A

-

 

12V - 1.3A

 

 

 

 

 

 

 

 

Recoil and Electric

Recoil Starter

 

 

 

 

 

 

 

 

Recoil Starter Starting System

 

StarterRecoil

and

El

I Speed Reduction

 

 

 

 

 

Starter

 

 

 

 

 

2:l Cam Shaft Drive

 

 

 

 

 

 

Governor

System

 

 

 

 

 

 

Centrifugal Flyweight System

 

 

 

 

Dry Weight

 

 

15.5 kg(34.2Ib.)

I

18.0 kg (39.7Ib.)

I 15.0kg(33.1Ib.)

I

17.5 kg (38.6Ib.)

 

 

Length

 

299 mm (11.77 in.)

I

299 mm (11.77 in.)

I 297 mm (11.69 in.)

I

297 mm(ll.69 in.)

 

 

 

 

 

 

 

 

 

 

 

330mrn (12.99in.)

 

341 mm (13.43in.)

 

 

 

 

 

 

 

 

 

 

 

366 mm (14.41 in.)

 

366 mm (14.41 in.)

 

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Subaru Robin Power Products EH12-2, EH17-2, EH25-2 manual Specifications

EH12-2, EH17-2, EH25-2 specifications

Subaru Robin Power Products has established a reputation for quality and reliability in the world of small engines, especially with their EH Series engines: EH12-2, EH17-2, and EH25-2. Each of these models brings unique benefits and advanced technologies, catering to various applications for both commercial and personal use.

The EH12-2 is a compact engine designed for lightweight applications. Weighing in at just 66 pounds, it is ideal for portable equipment and general-purpose applications. Its 4-stroke design allows for lower emissions and greater fuel efficiency compared to traditional 2-stroke engines. The EH12-2 features a low-profile design that enhances stability while operating. Its overhead cam design enables better performance at higher RPMs, making it ideal for tasks that require consistent power and reliability.

Moving up in size, the EH17-2 boasts a more robust configuration, making it suitable for semi-professional applications. With a displacement of 169cc, this engine provides higher torque and improved performance for heavier machinery. The EH17-2 also incorporates Subaru’s advanced air filtration technology, which extends engine life and reduces maintenance frequency. This engine is particularly suited for applications such as generators, pressure washers, and other equipment requiring sustained power output.

Finally, the EH25-2 stands as the powerhouse of the series. With a displacement of 252cc, it delivers exceptional torque and horsepower for demanding tasks. The EH25-2 employs Subaru's patented electronic ignition system, offering easy starts and consistent performance in a range of conditions. Its multi-point lubrication system ensures that all engine parts receive adequate oil, resulting in reduced wear and tear over time. Additionally, the EH25-2's rugged construction is designed to withstand vibration and strain, making it ideal for construction and heavy-duty industrial applications.

All three engines share core features such as a user-friendly design, efficient fuel consumption, and compliance with environmental regulations. The engines are also equipped with easy-access maintenance points, helping users perform necessary upkeep without hassle. Whether for a homeowner with occasional needs or a contractor relying on dependable machinery, Subaru's EH series provides powerful and efficient solutions tailored to meet varying demands. With their focus on innovation and quality, Subaru Robin Power Products continues to evolve and improve, ensuring their engines serve diverse markets effectively.