Topic: Cylinder head o-rings in Canada/temperature question

[zabzob]

I'm trying to track down the 2.62x10.77 mm o-rings recommended for a rebuild with a MLS head gasket. I'm in Canada and can certainly order the US if I need to. So far I have found these:

https://www.newegg.ca/p/0PS-008N-057A3

They are good to 250F. Would that be a high enough temp rating for this o-ring?