O.S .50 SX-H Ring Helicopter

A high-performance power plant for precision heli flying!

Developed expressly for F3C M-class competition machines utilizing .50-size engines, the .50 SX-H Ring heli features the same mounting hole spacing as the .46 FX-H Ring engine so upgrading's a breeze.

• Dual throttle levers offer more positive throttle control

• Engine comes equipped with a #8 glow plug and a drive washer specially machined for heli use

SPECIFICATIONS:

Stock Number: OSMG1950
Displacement: 0.499 cu in (8cc)
Bore: 0.866 in (22mm)
Stroke: 0.847 in (21.5mm)
RPM: 2,000-20,000
Output: 1.8 hp @ 17,000 rpm
Weight: 14.7 oz (413g)
Includes: #8 glow plug, special machined drive washer

	Download OS 50 SX-H Manual   OS 50 SX-H - Developed expressly for F3C M-class competition machines utilizing .50-size engines, the .50 SX-H Ring heli features the same mounting hole spacing as the .46 FX-H Ring engine so upgrading's a breeze.

OS Glow Plugs for 2 & 4 Stroke Engines

	[OSPLUG8] OS Glow Plug 8 for 2 stroke engines [OSPLUGA3] OS Glow Plug A3 for 2 stroke engines [OSPLUGA5] OS Glow Plug A5 for 2 stroke engines [OSPLUGF] OS Glow Plug F for 4 stroke engines

OS Helicopter Engines

	Download OS 37 SZ-H Manual   OS Engines 37 SZ-H helicopter - Designed to deliver premium performance for 30-sized machines, from extreme aerobatics to stable hovering!

	Download OS 50 SX-H Manual   OS 50 SX-H - Developed expressly for F3C M-class competition machines utilizing .50-size engines, the .50 SX-H Ring heli features the same mounting hole spacing as the .46 FX-H Ring engine so upgrading's a breeze.

	Download OS 91 SX-H C-Special Manual   OS 91 SX-H C-Spec - Taking heli performance to a new level. It's the largest engine displacement allowed in FAI F3C and AMA-sanctioned heli competitions!