looking at a long bed1970

[Guss]

Hi all looking at a 1970 long bed straight 6 3 sp runs drives pops out of 2nd what should i look for body n frame wise. cab corners are good
thanks

[87S10355]

i would check the support braces on the floor where the cab mounts to the frame, if those are rotted out you will have alot of time in either patching or replacing them, also check the trailing arms for rust as well b/v they can rot out as well.