OHV for Rammer          > Print chart
4HP / EH12-2
   Performance Curve:
Performance Curve
Performance Curve


Engine Overview:
EH12-2 4.0 HP Description

Engine Family Overview:
Designed with specific rammer engineering requirements, these engines feature overhead valve (OHV) upright cylinder technology to provide continuous rated power for demanding rammer applications. Rammer engines feature easy starting and are lightweight, yet built for high power, high stress and high performance.


   Specifications:
  Class Overhead Valve for Rammer
  Shaft Horizontal
  Cylinders 1
  Displacement 121
  Cycles 4
  Fuel Gasoline
  Max HP/RPM (Gross HP) 4.0/4000
  Max KW/RPM 2.9/4000
  Continuous HP/RPM 2.8/3000
  Max Torque ftlbs/RPM 5.5/2600
  Max Nm/RPM 7.5/2600
  Bore x Stroke mm 60 x 43
  Compression Ratio 9:1
  Starter Recoil & Electric
  Dry Weight lbs 33
  Dry Weight kg 15
  Length inches (mm) 303
  Width inches (mm) 353
  Height inches (mm) 366
  Fuel Capicity US Gallons (ltrs) 0.95
  Fuel Capacity Fl oz (ltrs) 3.6
  Oil Capicity Fl oz (ltrs) 20.28
   Key Features & Benefits:
Aluminum Alloy Block Aluminum alloy block with cast-iron cylinder liners provides enhanced durability and extended engine life.
Dedicated Rammer Design Specific rammer design ensures exceptional and reliable performance in a durable, sustaining package.
Dual Ball Bearing Crankshaft Support Dual ball bearing crankshaft support provides reliable performance even in demanding rammer applications.
Electronic Ignition Electronic ignition with automatic timing adjustment ensures easier starting than competitive models.
Lightweight Design Lightweight design increases mobility and ensures optimum rammer balance.
Vertical Cylinder Design Vertical cylinder design maintains an excellent center of gravity to efficiently transmit power to the ground, ensuring performance second to none.
Three-Year Limited Warranty Subaru provides a three-year limited warranty. See warranty policy for details.
 
 
   Dimensional Diagram:
Diagram