I've used that in the past, but the last one that went in wouldn't stop weeping until I used hylomar on both sides.I would definitely do it. And I'm a weirdo and I use black right stuff on both sides of the metal p gasket
That extra bolt hole is a nice touchJust don’t let the p-gasket slip down and fall out of place and cause a huge leak where you have to drain most of the coolant and start over again even though you checked like five times to make sure that didn’t happen.
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I bought a can of the spray hylomar and didn’t have any issues after my install. I felt the prep was important as well. Making sure both surfaces were clean and smooth.I've used that in the past, but the last one that went in wouldn't stop weeping until I used hylomar on both sides.