Great Power GP-123 Twin Gas Engine

The GP123 is our engine of choice for 35% aircraft in our demonstration fleet. Affordable, high-quality, high-peformance and backed by excellent customer service from AviatorPlus in the USA, the GP123 makes na excellent choice for hardcore aerobatic pilots. 

Please note: mufflers are included with the GP-123.

Displacement: 123cc

Bore: 46.5mm

RPM Range: 1600-8900

Output: 12 Horsepower

RPM: 7000 with Mejzlik 28×10/ 7100 with Falcon, 29×9/7100 with GP Prop 28×10

Compression Ratio: 9.2:1

Weight: Engine: 2300/ Ignition: 202g/ 2 Mufflers: 330g

Gasoline: 92 Unleaded

Gasoline/Oil Mix Ratio: 40:1

Carburetor: Walbro MJ-71

Spark Plug: NGK CM-6

Mufflers included

2-Blades 27x11 28x10 28x12 29x9 29x10