From what I can recall Paul knapp took over the pratt and whitney r1830 and r985. Last time I looked Paul was still offering all the castings and some machined parts for both engines. I believe your right with saying Mike White took over the morton engines. I never managed good communication to...
There has been some talk recently regarding the bruce satra/ bob roach r985 and r1830.
Firstly have to add Ron Harris from the UK. Who I believe was building the r1830 you will find on the Internet.http://www.modelenginenews.org/prod/r1830.html
I had the pleasure of speaking with Bruce on a...
I'm sure they where sold as a set of 10. 9 for the radial and a spare used for 1st set ups etc. I defo want to keep a set of 10. But might sell a set of 10 for the right price.
I have both the r1830 and r985 castings from bruce and bob roach drawings and prop blades. They are indeed a work of art. I'm currently building the r1830.
Last time I heard from Paul Knapp he had castings available, with full price lists.
Did you attend one of the American shows and purchase plans and casting for sleeve valve engine. As per picture. Believed to be ageless engines. Money waiting for plans...