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50SX-H Hyper Ringed .50 Helicopter Engine

Item No. OSMG1951
Brand Logo
5 out of 5 Customer Rating

50SX-H Hyper Ringed .50 Helicopter Engine

Item No. OSMG1951
$249.99 Price reduced from $349.99 to
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Product Details

A "Hyper" engine for hyper heli performance!

The 50SX-H Ringed Hyper is ideal for 50-class helis, with improved combustion efficiency for super-stable hovering and aerobatics.


O.S. Two Year Limited Warranty
  • For over-the-top flying excitement, the 50SX-H Ringed Hyper engine is the clear favorite!
  • Actually mounts in the same space as a .30-size application.
  • The 60LH carburetor features 1.5mm more bore, to increase overall power.
O.S. 50SX-H Ringed Hyper Heli - heat sink head
Besides good looks and excellent cooling, the 50SX-H Ringed Hyper engine's machined blue alumite heat sink head also boosts combustion efficiency for more power stability.
O.S. 50SX-H Ringed Hyper Heli - carburetor
The Hyper version weighs less than the 50SX-H, but delivers more horsepower for higher rotor speeds.

Product Specifications

Specs

Bore 0.866 in (22mm)
Carb Type O.S. 60LH rotary
Crankshaft Threads UNF1/4-28
Crankshaft Type Threaded
Cylinders Single
Displacement 0.49 cu in (8.17 cc)
Engine (Only) Weight 14.33 oz (406 g)
Power Type Glow
HP 1.9 PS, 1.87 HP @ 17,000rpm
Plug Type O.S. #8
Product Height 3.6 in (92.3 mm) bottom of crankcase to top of cylinder head
Product Length 3.4" (85.7mm) from backplate to front bearing
Product Width 2.0 in (52 mm) at mounting tabs
Recommended Fuel 10-30% nitro content, at least 18% lubricant content (heli blend)
RPM Range 2,000 - 20,000 rpm
Stroke 0.847 in (21.51 mm)