On Oct 6, 4:25 am, "karl gruber" wrote:
On many Cessna 172s you are REQUIRED to run on either left or right (not
both) above 5000'

Karlhttp://www.caa.is/datadir/bsdata/img/adnotes/72-07-02.pdf


Many cessna 172's? How many were not modified -I've not seen the
required placard...

Cheers