Where in Tennessee?? Steve Bray Jackson, Tennessee
>From: [email protected] >Reply-To: KRnet <[email protected]> >To: [email protected] >Subject: KR> cowling for Corvairs >Date: Fri, 27 May 2005 18:18:01 EDT > >As some of you know, I have been working on a cowling for the Corvair >converted KRs. This new cowling will allow the use of William Wynne's >front >starter kit and eliminate the need for any prop extention. I would >encourage >anyone using the Corvair to use this cowling or build your own, or modify >the >Langford cowl in such a way as to eliminate any prop extension. The >accident of >Bob Lester's happened because of a broken crankshaft. Against better >judgment, he had a 4" prop extension on the hub. When he installed the >hub, some >loctite was on the surface and caused an out-of-round sitiation of .050 at >the >hub! This causes a serious wobble to the prop and crank and over time >weakened the crank. This is our prognosis so far. To date, no Corvair >engine has >had a crank failure using the WW prop hub or any other short hub designed >since the 1960's. The extra inches exaggerate any problems with prop >balance, >spinner, or installation those forces are sent to the crank. The Corvair >vs. >VW crank failure rate is still enviable but as a corvair KR pilot, I will >be installing the new cowl and front starter as soon as they leave the >mold. >I figure I have about 20 hours of flying before then and will be doing so >at >high altiitude with lots of options. I love the corvair conversion but >like >any other engine you learn its weak links and the adjust accordingly. >Build >sensibly and safely. > >N41768 175 hours and counting......Flying to Tennessee tomorrow and then >maybe on the see Mark Langford. Still having fun. The Gathering is >coming! > >Bill >_______________________________________ >Search the KRnet Archives at http://www.maddyhome.com/krsrch/index.jsp >to UNsubscribe from KRnet, send a message to [email protected] >please see other KRnet info at http://www.krnet.org/info.html
