125c loader several issues

Hello im brand new to this forum and also a new owner of an old track loader its a 1985 international 125c and im having some issues they arent super serious yet but they could become so im afraid.
ISSUE #1: when under a fair load the tracks seem to lose alot of power it will not spin the tracks even in loose creek rock and will not pull itself over a 2ft tall spoil pile. It stalls out but the engine never even whimpers.
ISSUE #2: when turning right the loader turns almost instantly but...

125c loader several issues

125c loader several issues