If it has an o ring you shouldn't have to
You will need to remove the cylinder heads. Remove the old head gasket and clean the head gasket surface. Put the new head gasket on and reverse the process.
Only if it is damaged.
Your question is REALLY vague. There are a number of gaskets on a car ,so you need to be very specific. Is it a head gasket,valve cover gasket,water pump gasket etc....
You will need to remove the cylinder head from your 1994 Chevy. Remove the head gasket and clean the surface. Put the new head gasket on and put the cylinder head back to its original position.
you shouldn't need it on the gasket, but a little dab on each corner where the gasket meets the seal would be a good idea.
There are many gaskets on any machine. Is this an electric compressor? Once you find what gasket it is specifically, you simply need to remove that part, and add a new gasket, then put the part back on...
if it came with gasket glue, or if it tells you to use it, use it on both sides. if it doesnt then you dont need to use it.
Most likely your head gasket failed and left for too long which caused the heads to warp and need to be resurfaced to put on a new gasket.
You will need to remove the cylinder head from your Chevy Lumina engine. Remove the head gasket and clean the surface. Put the new head gasket on and return the cylinder had to its original position.
the location of the thermostat is under the throttle body.before you put it back on you need to buy some gasket sealer or a gasket for the thermostat
FEL-PRO GASKETS,you will need port size,or go to SummitRacing.com
you have put a new head gasket on it.