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O.S. 55HZ-R DRS Ringed .55 Helicopter Engine (OSM15650)

$399.99
Manufacturer # 15650 Bore 0.91 in (23 mm) Crankshaft Threads UNF1/4-28 Crankshaft Type Threaded Cylinders Single Displacement 0.55 cu in (8.93 cc) Power Type Glow HP 2.1PS, 2.07 HP @ 17,000rpm Product Height 3.6 in (90.9 mm) Product Length 3.0" (76.6mm) from backplate to front bearing Product Width 2.0 in (52 mm) at mounting tabs RPM Range 2,000 - 20,000...

Product Info

Manufacturer # 15650
Bore 0.91 in (23 mm)
Crankshaft Threads UNF1/4-28
Crankshaft Type Threaded
Cylinders Single
Displacement 0.55 cu in (8.93 cc)
Power Type Glow
HP 2.1PS, 2.07 HP @ 17,000rpm
Product Height 3.6 in (90.9 mm)
Product Length 3.0" (76.6mm) from backplate to front bearing
Product Width 2.0 in (52 mm) at mounting tabs
RPM Range 2,000 - 20,000 rpm
Stroke 0.85 in (23.5 mm)
Total Weight 15.13 oz (429 g)

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Features

  • DRS system delivers fuel to the regulator under constant pressure for precise fuel delivery throughout the entire tank from full to empty
  • Mounting position of DRS is perfectly in line with the carb for consistent operation in all attitudes of flight
  • Same mounting bolt pattern as the OS 50SX-H Hyper
  • Dual needle 40L-R carburetor allows independent adjustment of idling, hovering and high speed with four arm throttle lever for use with a variety of servo brands
  • HZ Hyper low profile six fin cylinder head

Specifications:
Displacement: 0.55 cu in (8.93 cc)
Bore: 0.91 in (23 mm)
Stroke: 0.85 in (23.5 mm)
Practical rpm: 2,000-20,000
Weight: 15.1 oz (429 g)