Blown head gaskets.
intake gaskets are between the head and intake. head gaskets are between the head and the block..
Overheating can warp and crack cylinder heads, head gaskets and all bearings, especially crank bearings. In extreme it will destroy the engine
Head gaskets, head gaskets, head gaskets
no the higher milage or higher rpms can cause the head bolts to stretch which would cause it to blow
yes
Head gaskets are supposed to last the life of the engine. There is no "care" specific to head gaskets.
There are ( 2 head gaskets ) one head gasket for each head on your V6 engine
Most likely need water pump could over heat and damage head gaskets
YES
There are many gaskets on any car engine. If you are asking about head gaskets, they are between the cylinder head(s) and the engine block. The cylinder head is under the valve cover. --------------
The 283 has a larger bore diameter, so use the 283 head gaskets.