Subaru Robin

SP Series Engines

The 5.7-hp, 169cc SP170 engine and 7-hp, 211cc SP210 air-cooled engines provide more power and easier starts, while minimizing noise and emissions.

  • Feature chain-driven OHC technology and a hemispherical combustion chamber
  • Intake and exhaust valves positioned to lower resistance for the air/fuel mixture
  • Easy one-pull starts, with no perceptible kickback
  • Cooling technology forces air over large, slanted cooling fins cast into the mounting base, cylinder and interior and exterior crankcase
  • Incorporate cast-iron cylinder liners, dual ball bearings and high-quality piston rings

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