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OS FS-72-A Ring 61N Carb Four Stroke Engine w/Muffler



OS FS-72-A Ring 61N Carb Four Stroke Engine w/Muffler


Ideal power plant for 56 size aircraft-provides extra power for hovering and 3-D type maneuevers, also provides torque for turning larger diameter props for more realistic scale flight.

Broad power band suitable for Scale as well as Sport models.

Same mounting bolt pattern as the FL-70 and FS-70

New 61N carburetor with extended intake tube eliminates reverse flow tendency of air/fuel mixture, carb is reversible 180°

Blow-by internal oil system eliminates the need for a crankcase breather fitting

Adjustable exhaust outlet direction and exhaust port to muffler distance

Same muffler as the O.S. 81FS-a offers a pleasant exhaust sound with a lower sound level

Two year limited warranty

Technical Details:

Displacement: 0.72 cu in (11.79cc)
Bore: 1.063" (27.0mm)
Stroke: 0.822" (20.6mm)
Weight: Engine only 16.79oz (476g)
Engine with Silencer & Manifold, 18.7oz (530g)
Power output: 1.2 ps/11,000 RPM
Practical RPM: 2,400-12,500

Add to Cart:

  • Model: OSMG0877
  • Shipping Weight: 4lbs
  • 1 Units in Stock
  • Manufactured by: OS Engines

This product was added to our catalog on Thursday 30 July, 2009.

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