Ronald Valentine Engines
The finest miniature engines in the world

The engine runs very smooth and powerful. It also idles excellent with the 2 needle carburetor. The 2 piece crank case was machined from bar stock and is easily mounted with a rear radial mount. The crank shaft is in one piece and the connecting rods are divided and assembled with two miniature screws.
Technical Data:
Bore 11.0 mm
Stroke 10.0 mm
Rpm 17,000 rpm
Total combustion 2x0.9 ccm
Weight 100 gram
Intake Front rotary
R/C 2 needle Carburetor
Price $325.00