neighbor has IH with loader non-running. Supposed head gasket.ya sure. Fellow is really sick needs help. He is about as mechanical as my cat. I would consider buying tractor, however I cannot find id tag, He dosen't know model, was his dad's. It's diesel , loader looks very good. I would guess setting 5 years. I have had IH f12 H and M's. good tractors,however I never had one with a whoope-tee-do lever (what JD dealer refered TA too. Could lever be a reverser??? I want to be fair with neighbor, however cannot see spending more on engine than good running tractor would cost. Give me some idea of value, Thanks