This is what they look like. And they're actually a little trickier to get seated properly than you might think. Some Holley's have a teeny weeny little lip over on the inside of where the gasket seats and if you don't get down there and look the gasket sits on top of it funny and you get a drip.
https://www.summitracing.com/parts/h...SABEgKVnPD_BwE