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.
Features
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.
New regulating style pump delivers better response and is more reliable
Quieter than before, thanks to a larger muffler
Rear ball bearing is greased internally and rubber-sealed on both sides
The crankshaft, cam shaft and piston ring are plated to resist corrosion
