to use excessivly on the head of the brain donor who had my car b4 me, two exh. manifold studs missin, i wish. the soft git snapped them off and left them like that so now i got to take the head off to drill them out to stop coolant p155in outta the manifold grrrrrrrr. . so n e hints n tips on c20let head removal b4 i get my animalistic head on and just rip the fecker off.