Subaru Robin

ER12 Rammer Engine

The 3-hp ER12 four-stroke rammer engine features belt-driven overhead cam technology that provides more power, easier starting and quieter operation.

  • Weighs just over 20 lbs.
  • Vertical cylinder design maintains optimal center of gravity to effectively transmit power to the ground
  • Pressure lubrication system ensures better performance and longer life
  • Includes a hemispherical combustion chamber, high-strength aluminized metal muffler and pressure lubrication system

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