main bearings

Does anyone have or know where I can buy new main and rod bearings, or even a complete engine rebuild kit for a 1982 Honda GL500? I heard they are impossible to find but there maybe some bearings off an Isuzu or something that can be machined down to fit? Does anyone know if this is true and if...

Hi there if anyone has any info on CX500 main bearings i would love some help. I am completely rebuilding my 1980 CX500A motor, over here in South Africa. When i brought the bike, i stripped the motor to find that it had run the big end bearings and damaged the big end journals pretty badly. I...