Ronald Valentine Engines

The finest miniature engines in the world

Bugl 2.5 D
Bugl 2.5 TR Diesel Engine

Technical Data:


Bore                              14.0 mm
Stroke                           16.0 mm
Rpm                          22,000 rpm
Power                           0.31 Hp
Total combustion          2.46 cc
Weight                           160 g
Intake                             front



Paul Bugl manufactured these engines in a very small quantity in Austria from 1960-1963. There were 4 different versions of this engine. 1963 he started to work for the Hirtenberger Patronen Factory that produced the famous HP 15 diesel and glow engines.

Bugl 15 also called the Oliver Copy

1960 Bugl 2.5cc TR 

Bugl 2.5cc TR diesel engine

Web Hosting Companies