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Roto 25V Petrol Engine (25cc)

Roto 25V Petrol Engine (25cc)

£279.99

Single-cylinder 2-stroke gasoline RC airplane engine made specifically for model airplanes up to 2.3m and 12 kg


SKU: 4477205
Brand: Roto
Release Date: Oct 17, 2012
Spares and Manuals
Key Features
  • High specification petrol engine
  • Electronic processor-controlled ignition
  • 24.9cc, 34mm bore, 6.5kg static thrust, 1100g weight
  • Recommended fuel is Natural 95 mixed with Motul 710 oil at a ratio of 1:50
  • Every engine is bench tested and adjusted by qualified technicians to ensure peak performance
  • Piston rod utilises 2x Torrington needle bearings
  • Crank shaft utilises 2x NSK ball bearings
  • Rotary valve induction system facilitates easy starting.
  • Prop Size - 18x10
  • RPM - 1500-7800
What's in the Box
  • 1x Roto 25V two-stroke petrol engine.
  • 1x Electronic ignition unit.
  • 1x Standard muffler.
  • 1x Plug spanner and Allen key.
  • 1x Instruction manual.
  • 1x Exhaust manifold gasket.
Product Description

Roto Motor

Roto Motors are manufactured by one of the leading model engine company from the Czech Republic. No expense has been spared with any of the materials and components used to produce this range of quality high performance petrol engines. Roto Motors use a Rotary Valve Induction system to aid easy starting and smooth consistent linier performance with a slow idle speed. One of the only petrol engine manufactures to use conventional model type engine mounting system on the 25 and 35 size engines. This allows easy installation into most aircraft. Fully shielded electronic ignition system insures no interference with your transmitter signal.

Manufacturing Technology

Crank case

The engine case is rough cast Aluminium then CNC finished to the highest tolerances finished with a strong heatproof powder coating.

Cylinder sleeve

Manufactured from one piece of dural with pressed insole from the mild-granular cast iron. It is then shaped and honed to the correct size.

Piston

The Pistons are cast from high quality Silicon Alloy and machined to a high tolerance.

Crankshaft

The Crankshaft is hand made from one piece of high grade steel machined then hardened. All components are carefully cleaned and scanned to verify they comply with the strict tolerances Roto Motors demand.


Engine Technical Specifications

Weights & Dimensions
Weight1100g38.80oz
Shipping Weight1.67kg3.68lbs
Size25cc

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