Fixing a blown head gasket without replacing it is a temporary solution that can help you extend the life of your engine ...
The process will cause blue smoke to exit the tailpipe ... It's not wise to continue driving if your car's engine has a blown head gasket. Your best recourse is to consult a mechanic or garage ...
Smoke of this sort is usually caused by the engine burning coolant, and can be the result of a blown head gasket or a damaged cylinder head, or a cracked engine block, which requires a new engine ...