Ronald Valentine Engines

The finest miniature engines in the world

Eisfeld 2.5 Diesel
Eisfeld 2.5cc
Technical Data:

Bore                              14.0 mm
Stroke                           16.0 mm
Rpm                          12,100 rpm
Power                           0.24 Hp
Total combustion            2.5 cc
Weight                           190 g
Intake                          side port

1942 Eisfeld diesel engine designed by A. Thusius and Gustav Eisfeld in Gera Germany. Gustav Eisfeld manufactured ignition and diesel engines in the late 30's. The diesel's were manufactured in the following sizes 0.5, 1.0, 2.5, 5.0, 6.0, 7.5 and 10.0cc. All of his engines were great runners and well designed.

Eisfeld 2.5cc

Eisfeld 2.5 Diesel Engine 

Eisfeld 2.5cc

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