I found my main gear shimmied when tire pressure was over 35lbs. I keep them between 25-30lb and no more shimmy.
Nose wheel 35 lb.
I should add, my main tires are 380x150x5 and nose tire is 500x5. (Bigger than usual) That may account for needing lower pressures.
O-360-A1F6 (parallel valve) 180HP
Precision F.I. with AP purge valve
Vinyl Wrapped Exterior
Grand Rapids EFIS
Located in western Canada
Last edited by Bevan : 05-27-2018 at 12:38 AM.