I just purchased permatex spray-a-gasket. I'm going to spray both the mating surfaces and both sides of the gasket as well as the threads on the water pump bolts with it. We'll see how it comes out......



https://www.amazon.com/Permatex-80065-Gasket-Sealant-Aerosol/dp/B000HBICK2/ref=sr_1_2?crid=16SISQ4026YJE&keywords=permatex+spray+sealant&qid=1551053322&s=gateway&sprefix=permatex+spray%2Caps%2C177&sr=8-2