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  1. JackBrown

    Four Stroking

    I did the search thing on this site. I did the search thing on the WWW. With no luck finding any results I thought it might be a good time to see what we know regarding the Helvenco aero 1000 four stroke engine. Not the specs. Specifically, about the mounting. Everything I've found relates...
  2. JackBrown

    NOS Hirth 2706 questions

    Went and looked at a Hirth fuel injected 2706 today which has never been installed/run. Since Hirth replaced the 2706 with the 3203 back in 2002, that means this engine is about 20 years young now. What would you engine knowledgable folks plan on doing/inspecting/replacing maintenance wise...
  3. JackBrown

    Center Stick Range of Motion?

    I have the prototype of my center stick almost completed now and it's time to figure out how far the stick should move in each direction. I came across some information awhile back which suggested the top of the stick should move 5" forward and 10" aft from a neutral position. Taking this into...
  4. JackBrown

    First time builder here

    Hello everyone. I've caught myself reading a bit here and there on the forums over the past year or so. A while back I thought why not join? So now I'm a member. I am currently building an Affordaplane and things seem to be going well so far. The Homebuilt Help video series is a big help...
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