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 :

• 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.

SPECIFICATIONS :

• Displacement: 19.96cc (1.218cu.in)
• Bore: 30.4mm
• Stroke: 27.5mm
• Output: 2.1ps/12000r.p.m
• Practical R.P.M: 2000-12000
• Weight: 920g
• Prop size: sport & aerobatic 13 x 11-12/14 x 10-11/15 x 8/16 x 6-7 trainer & scale 15 x 8/16 x 6-7/18 x 5-6