O.S. Engine - .91 SZ-H PH-Hyper Ringed Heli Engine w/Pump

Questo uno dei motori top della marca americana O.S. per il volo 3D, ecco le sue specifiche:

Stock Number: OSMG1984

Displacement: 0.91 cu in (15 cc)

Bore: 1.02 in (25.8 mm)

Stroke: 0.87 in (22.0 mm)

Practical rpm: 2,000-16,000

Output: 3.3 hp @ 15,000 rpm

Weight w/o muffler: 21.3 oz (605 g)

Includes: fuel pump, #8 glow plug