The AirTool Marvel is good stuff too, but the pint-sized square can with red oil in it is the stuff you want.
As I said in another post, I've been using it in my car and airplane engines for over 20 years, and have never had a failure.
I [I]AM [/I]the Driver !
Murnan Modified Motors
Rocket Science Fuels
Auto Racing, Mountain climbing, and Bull fighting are the only true sports, all the rest are just games.