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Welcome to Heilemann Radial Engines

Thank you for visiting our homepage.

Welcome at Heilemann Sternmotoren   Welcome at Heilemann Sternmotoren

First Generation of 9-Cylinder 180 ccm
from 1991 to 2003
about 10 years in construction
flow two years in our Stearman                                    

Second Generation of 9-Cylinder 350 ccm
from 2004
about 3 years in construction
still fly in our Stearman PT17

Welcome at Heilemann Sternmotoren

Third Generation 18-Cylinder 700 ccm - from 2001 - about 2 years in construction - in testing

On our website, you will find information, construction reports and pictures of our
new 350 ccm 9 cylinder radial engine.

In the gallery, there are photos of the engine, which is built in my Boeing Stearman
PT17 by BALSA USA on a scale of 1:3 that was already tested for flying ability.

Short information about the content of the menu sections:

“About us”          
learn about our ideas, thoughts and our mainspring for radial engine construction
“Engine technology”    look for reports on how the single components of the radial engine have been constructed
“Maintenance” check out hints and advices to ensure an always well-kept radial engine
find out about some of my ideas for the future as well as two cooperative projects with Peter Haag and Simon Hess
enjoy pictures of the engine, during the flight in the Stearman as well as photos of the flight day
“Video” watch various Videos
“3-D” 3-D animation of different assemblies
 "Online-Shop"here you will find radial engines and innovative accessories

Furthermore, you can find interesting reports and news under Downloads.
“News-Archive” provides information about past flight days and events of the season.

Kind regards
Andreas & Elke Heilemann

Hölzl glow controller StarGlow II
- New generation
Fertigstellung 18-Zylinder Doppelstern - letzter Bauabschnitt 25.04.2013
Die Geschichte des Sternmotors
von Johannes Müller

Michael Ziem