O.S. Engine MAX-11AX Gold 80th Anniversary Edition - OS-1AD00 high-rev glow unit  [OS-1AD00]

O.S. Engine MAX-11AX Gold 80th Anniversary Edition
Price:
CAD$1,401.56CAD$1,551.39
Brand:
O.S. Engine
Model:
OS-1AD00
GTIN:
4531028023963
Condition:
Brand New
Available in warehouse
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alt="O.S. Engine MAX-11AX Gold 80th Anniversary Edition" title="O.S. Engine MAX-11AX Gold 80th Anniversary Edition"
alt="O.S. Engine MAX-11AX Gold 80th Anniversary Edition" title="O.S. Engine MAX-11AX Gold 80th Anniversary Edition"

O.S. Engine OS-1AD00 - Precision glow power for serious flyers

For committed RC airplane and helicopter enthusiasts, the O.S. Engine OS-1AD00 combines careful engineering and strong performance. With CNC-machined components and a focus on durability, this unit gives pilots a reliable, high-revving option for sport and scale flying. Its finish and balance make it a fine match for pilots who value both looks and dependability in the engine bay.

Build Quality and Finished Details

The OS-1AD00 features finely machined internals and exterior components. The crankcase and head are CNC produced for tight tolerances and longevity. Optional gold and platinum finishes extend to the carburetor and glow plug for a coordinated appearance, while the black anodized prop washer and nut add a neat, functional look. A matte black silencer completes the package by combining understated styling with compact silencing.

Power Delivery and Operating Range

On performance the OS-1AD00 stands up well. With a displacement of 1.79cc, a 13.44mm bore and 12.65mm stroke, it produces 0.31hp at 18,000 RPM. The practical speed range covers 2,500 to 18,000 RPM, giving pilots scope to tune for different flying styles. The engine itself weighs 157.8g and the silencer adds 38.5g, helping keep models responsive in the air.

Specifications

  • Displacement: 1.79cc
  • Bore: 13.44mm
  • Stroke: 12.65mm
  • Rated power: 0.31hp @ 18,000 RPM
  • Operational RPM: 2,500 - 18,000
  • Engine mass: 157.8g
  • Silencer mass: 38.5g

Lightweight, well finished and designed for high revs, the OS-1AD00 is a practical choice for pilots wanting a compact glow engine with competitive output. It suits both focused hobby flying and more demanding sport setups where consistent performance is required.

This engine is optimised for small to mid-size helicopters and lightweight sport planes. Match the engine weight and power curve to the airframe's thrust and balance for best results.
Start with a slightly rich needle setting and warm the engine to operating temperature before fine tuning. Use a prop that lets the engine reach its mid to high RPM band without overloading.
Use glow plugs recommended by O.S. Engine or equivalents matched to the OS-1AD00. Proper plug choice helps with starting and consistent idle and peak rpm behavior.
Regular inspection of the carburetor, glow plug and mounting hardware plus careful fuel and after-run oil routines will prolong service life. Check prop mounting and silencer tightness before each flight.

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