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OS FS .120 Surpass - E
O.S. developed the Surpass Series of 4-stroke engines for discerning fliers who demand more power. Able to swing larger props and supply more usable horsepower, Surpass 4-strokes provide the best performance for your plane, regardless of scale or flying style.
  • All Surpass engines feature a helix gear-driven camshaft on the front end and dependable updraft carburetor in the back.
  • All include glow plug and standard silencer.
Displacement 1.218 (19.96 cc)
Bore 1.197 in (30.40 mm)
Stroke 1.085 in (27.56 mm)
RPM 2000 - 11000


1.90 BHP @ 11000 RPM
Weight 30.50 oz (865 g)
Recommended Props 13x11-12, 14x10-11
Price R Not Available