At the end of the week I will be changing the oil for the first time. Going to use amsoil in everything in this mower even the hydros. They will get amsoil 20W-50.
2013 Gravely 460Z 29EFI
2011 Gravely 36GR
2008 Gravely 160Z
2004 Gravely 34Z
1998 Lazer Z HP 48 (old faithful)