Key Features:

• Single-cylinder 2-stroke gas engine
• Better power and performance with no increase in cylinder volume
• User-friendly and easy to start and adjust
• Easy conversion for existing helis
• 20% increase in horsepower
• Displacement: 22.5cc
• Includes a stock muffler and pull starter

Overview:

Zenoah aircraft engines are famous throughout the modeling world for their outstanding power and exceptional reliability. These same qualities can be found in their new G-231, 23cc heli engine as well.

It boasts approximately 20% more horsepower than its predecessor, the G-23 Heli, and is simple to start and adjust. It shares the same overall mounting dimensions as the older version, as well, so upgrading is easy.

Specifications:

• Type: 2-stroke
• Displacement: 1.37 cu in (22.50 cc)
• Bore: 1.30 in (32.00 mm)
• Stroke: 1.10 in (28.00 mm)
• Cylinders: Single - Chrome Plated
• Engine (Only) Weight: 56 oz
• Crankshaft Threads: M8 x 1.25mm
• RPM Range: 3,000 - 11,000
• Fuel: Gas/Oil Mix
• Mounting Dimensions: 142 x 105 x 181mm
• Muffler Type: Can
• HP: 2.2
• Cylinder Type: Ring
• Carb Type: WT644/WT643
• Crank Type: Ball Bearing