O.S. FS-56-a .56 Four Stroke Glow Engine w/Muffler

O.S.
OSM34300
Low Price: $329.99
 
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This is the OS Engines 56FS-a Alpha Series four stroke ring engine, with 40NA carburetor and included OS F4040 muffler.  A big performance boost for 40-size planes, it's like giving your 40-size plane a new lease on life!  Ushering in a new era in O.S. 4-stroke technology: the 56FS-a. It's the first in the alpha series, with the latest advancements for boosting your plane's performance.

Features:
  • Mounts with no-mod ease in the same space as the 52FS.
  • In addition to less noise, the muffler features a multi-positional manifold with a rubber O-ring that helps prevent oil leakage.
  • A newly designed lubrication system eliminates the need for crankcase ventilation.
  • The 40NA carburetor is equipped with a venturi that reduces the chance of fuel leaking out onto the cowl, while also creating more positive air/fuel flow.

Specifications:
  • Displacement: 0.569 cu in (9.32 cc)
  • Bore: 0.945 in (24.0 mm)
  • Stroke: 0.811 in (20.6 mm)
  • Practical rpm range: 2,400-13,000
  • Output: 1.0 hp @ 10,000 rpm
  • Weight w/muffler: 16.26 oz (461 g)
  • Recommended props: Sport & aerobatic; 13x6, 12x6-8; Scale: 13x6-7, 12x6-8

This product was added to our catalog on February 11, 2009.