O.S. FS91 Surpass II w/F-4020 Sil.

Brand: OS Engines

Part Number: L-OS35920


SORRY, THIS ITEM IS DISCONTINUED AND NO LONGER AVAILABLE.


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Developed from the popular FS 91 Surpass and honed to perfection in this latest model.

Like its 52, 70 and 120 stablemates, the new FS 91 Surpass II features a new carburettor, longer crankshaft, plated camshaft/crankshaft/ ring and assure it's owner of the best performance in it's class coupled to the O.S. legendary quality and long life.

This is a great engine for scale models that specify a 61 size two stroke as that four-stroke sound is particularly suited to this environment.



Specification
Propeller Range: 11x11-12 12x10-12 13x9 14x7 15x6 16x6
Weight: 640g
Displacement: 14.95cc 0.912cu. In.
Bore: 27.7mm 1.091in.
Stroke: 24.8mm 0.976in
Power Output: 1.6/11000 (BHP/RPM)
Practical RPM: 2000-12000
 

  • Brand: OS Engines
  • Part No: L-OS35920
  • Barcode: 4531028017214
  • Format: Nitro 4 Stroke

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