O.S. Engine OSMG1447 46LA-S Control-Line Performer  [OSMG1447]

O.S. Engine 46LA-S
Price:
AUD$0.00
Brand:
O.S. Engine
Model:
OSMG1447
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Trusted Control-Line Running with the O.S. Engine OSMG1447 46LA-S

The O.S. Engine OSMG1447 46LA-S brings O.S. durability to control-line models, giving pilots a smooth, dependable power source that is straightforward to set up and maintain.

Consistent Speed from the Venturi System

By using a venturi intake the O.S. Engine 46LA-S helps keep rpm stable across throttle ranges, which is important when precision flying is required. The rear-mounted needle valve is positioned to reduce damage risk and to make tuning simpler during field adjustments.

Robust Design and Effective Cooling

The 46LA-S includes a nylon backplate mount and ratchet spring to resist vibration related drift. Heavy-duty webbing reinforces the crankcase and the squared heat sink head with larger fins improves cooling efficiency for sustained operation.

Specifications

  • Displacement: 0.467 cu in (7.64 cc)
  • Bore: 0.906 in (23.0 mm)
  • Stroke: 0.724 in (18.4 mm)
  • Practical RPM: 2,000-16,000
  • Output: 1.2 hp @ 15,000 rpm
  • Weight: 9.29 oz (263.5 g)
  • Recommended Props: 11x6, 11x7, 12x5, 12x6

For pilots after steady performance and minimal fuss, the O.S. Engine 46LA-S is a practical, well engineered choice for control-line models.

Positioning the needle at the rear reduces exposure to prop strikes and impacts, lowering the chance of damage during a mishap and keeping the needle assembly protected.
Yes, the reinforced crankcase and beefed up components are aimed at repeated use. Keep cooling fins clean and perform basic maintenance to maximise life.
Try the recommended range starting with 11x7 for stronger climb and 12x6 for a balance of speed and control. Test different props to tune the handling to your model.

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