Try autozone.com/repairinfo, use the updated GM or Fel Pro gaskets, and the
new bolt kit from GM with revised torque specs and procedure. Multiple oil
changes are necessary here to get all the coolant out of the engine, this
problem has been known to damage bearings.
Motorsforum.com is a website by car enthusiasts for car enthusiasts. It is not affiliated with any of the car or spare part manufacturers or car dealers discussed here.
All logos and trade names are the property of their respective owners.