Perhaps the threads have drifted a little off topic as the original question was intended to focus on the gasket not the O rings.

However thank you to all of you that have responded as you have given me a lot of helpful information.

Regards
Craig

Craig Dickson wrote:
Craig,
what we are saying is GASKET used or not has a direct impact on the O-rings.
So while it may seem to have been off subject you received info on what was asked along with those little extras so you now can make a better informed decision

Scott

I just read all of the contributions again and yes I accept what you said. Thank you all again for help and comments.

Regards
Craig