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FLY POWER

FLY POWER

O.S. has upgraded two of their power plants. Whether it is time to buy a new plane or time to upgrade you’ll have a couple of good options to choose from..

O.S. FSa-56II & FSa-72II 4-Stroke Airplane Engines

OSMG0957   FSa-56II 4-Stroke Airplane Engine w/F-4040 Silencer   $399.99

 

FEATURES:

  • The popular FS56-a now features upgrades that make it even better than before!
  • Blow-by oil exits through the breather nipple on the back plate, for more stable operation
  • Black rocker covers gives this engine a more impressive appearance
  • The F-4040 silencer can be positioned to achieve the ideal fit
  • Mounts with no-mod ease in the same space as the FS-56a

SPECS:

Stock Number: OSMG0957
Displacement: 0.569 cu in (9.32 cc)
Bore: 0.945 in (24 mm)
Stroke: 0.811 in (20.6 mm)
Practical rpm: 2,400-13,000
Output: 1.0 ps/0.99 hp @ 10,000 rpm
Weight w/muffler: 13.9 oz (394 g)
Includes: 40NA carburetor, F-4040 muffler, Type F glow plug
Recommended props: (Sport & Aerobatic) 13×6, 12×6, 12×7, 12×8; (Scale) 13×6, 13×7, 12×6, 12×7, 12×8

 

 

OSMG0878   FSa-72II 4-Stroke Airplane Engine w/F-5030 Silencer   $479.99

FEATURES:

  • New upgrades make the popular FS72-a an even better engine option!
  • Blow-by oil exits through the breather nipple on the back plate, for more stable operation
  • Black rocker covers gives this engine a more impressive appearance
  • The F-5030 silencer can be positioned to achieve the ideal fit
  • Mounts in the same space as the FS-72a with no modifications required

SPECS:

Stock Number: OSMG0878
Displacement: 0.72 cu in (11.79 cc)
Bore: 1.063 in (20.7 mm)
Stroke: 0.811 in (20.6 mm)
Practical rpm: 2,400-12,500
Output: 1.2 ps/1.18 hp @ 12,000 rpm
Weight w/muffler: 18.7 oz (530 g)
Includes: 61N carburetor, F-5030 muffler, Type F glow plug
Recommended props: (Sport & Aerobatic Scale) 12×7, 13×6-8, 14×6-7

 

 

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