definatley get the bearings changed and use good clevite bearings.
it can be done in the car but I would be concerned with the crank bearings aswell.
how was the oil pressure on that motor?
btw i have a bearing tool if ya need it .
ill have to remember who got it now though.
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"As I lay rubber down the street, I pray for traction I can keep, but if I spin and begin to slide, please dear God protect my ride." -Amen
US NAVY RETIRED