O.S. FS120 Surpass E w/FS120SE Sil.

O.S. FS120 Surpass E w/FS120SE Sil.

Brand: OS Engines

Part Number: L-OS35530

£295.71 Web Price RRP £339.90

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This is the economy, suction-fed version of the FS120S engine – without a fuel pump or pressure regulated carb – but with all the other quality features found in the FS120S series of engines – the largest single cylinder 4 strokes in the O.S. range. Excellent for models where the fuel tank can be mounted normally. Designed to be used with 13" x 11~12" to 18" x 5~6" props. Supplied with an effective muffler and double lock nut system for the propeller.

Propeller Range: 13x11-12 14x10-11 15x8 16x6-7 18x5-6
Weight: 846g
Displacement: 19.96cc 1.218cu. In.
Bore: 30.4mm 1.197in
Stroke: 27.5mm 1.083in
Power Output: 1.9/11000 (BHP/RPM)
Practical RPM: 2000-11000

  • Brand: OS Engines
  • Part No: L-OS35530
  • Format: Nitro 4 Stroke

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Hi, Can you please Tell me the compression ratio of this engine please? Many thanks, Kristopher Dolton
Asked by Kristopher Dolton on 4th July 2017

Apologies but OS don't list that information.


Answered by: Ben @ Wheelspin Models

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