Quote Originally Posted by IC2 View Post
Roger - I try to never use RTV/silicone on anything engine wise but the ends of the intake manifold to valley. What I've had the best luck with on water connections is ordinary (flammable) DAP contact cement. Of course, the Edelbrock Gasgacinch (sp?) will work as well as it is contact cement with a higher price tag I also only use Fel-Pro gaskets.
I've got Gasgacinch, but have not used it in this service. Is your approach to coat all four surfaces (block, both sides gasket, pump) and let them set, then assemble?