Ronald Valentine Engines

The finest miniature engines in the world

Hoernlein's Profi 12.65
1974 Profi 12.65 cc R/C

Technical Data:

Bore                              25.5 mm
Stroke                           24.5 mm
Rpm                          14,500 rpm
Power                             1.72 Hp
Total combustion           12.65 cc
Weight                          580 gram
Intake                                  Front

1973 Hans Hoernlein started to develop the Profi engines and separated himself from the distributer Graupner. 1974 Multiplex started to distribute the Profi line. Hans manufactured some special Helicopter engines for Schlueter. 1978 Schlueter was the main distributor for the Profi line.

Hans Hoernlein Profi 12.65 cc R/C

Profi 12.65 cc

Profi 12.65 cc

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