JBA 39A Ring JBA Engine

Description

Displacement:6,34
Bore:21,8
Stroke:17
Power:1,15 hp 17.000 r.p.m.
Bearings:1/4*28
Weight:442 g
Speed range:2.800/13.800
Gas:Glow + 10% Nitro
Propeller:9x6

Technical