Originally Posted by soulman

Then why do the other honda motors such has h22 ( prelude) , b18c5 ( type R), use metal gaskets ? and those motors are high revving, run even hotter than ours. Iam not saying this idea will work, but i just want to see what ever one has to say about this before spending the money to get custom ones made. If it can save us from BHGs every 10,000 km, then why not, right?