> > >I believe you will find that HAPI used a slightly modified Tillotson "OM" >carburetor. +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
There is some interesting info at http://www3.sympatico.ca/omacphe/apr01.html that may point Willie in the right direction. It is from a KR builder. Read down the page a bit for the good stuff. Larry Flesner