I too had a old 1835 HAPI engine on my KR-1 with 500hrs on it when I replaced the alternator last summer. I too found the same Scary Looking elongated holes on my flywheel! In retrospect, I was really glad the alternator failed!!!
On 5/6/2010 10:20 AM, Mark Langford wrote: > Rich Hartwig wrote: > > >> For information concerning cracking of HAPI flywheels, check the archives >> at: >> http://www.maddyhome.com/krsrch/search and search "HAPI flywheels" >> > And the one below is pretty graphic. I wrote this a few years ago after > seeing Jim Hill's. > ------------------------- > And if it has an aluminum flywheel, check out the two photos at > http://www.krnet.org/misc/HAPI_flywheel/050917111m2.jpg and > http://www.krnet.org/misc/HAPI_flywheel/050917111m.jpg . This was on Jim > Hill's HAPI engine, and it appears to be a matter of seconds away from > coming apart. Steve at Great Plains also has a cure for this, I believe. > What made it obvious was loads of end play on the crankshaft...the prop > would move fore and aft an eighth of an inch or so, rather than the .004" or > so it's supposed to be. > > Mark Langford > n5...@hiwaay.net > website www.n56ml.com > > > _______________________________________ > Search the KRnet Archives at http://www.maddyhome.com/krsrch/index.jsp > to UNsubscribe from KRnet, send a message to krnet-le...@mylist.net > please see other KRnet info at http://www.krnet.org/info.html > > >
