Quote:
Originally Posted by Pampered-Z
I run them.
READ THE PART THAT STATES: According to them a 50RA OR FINER finish is needed on the head for proper sealing.
This means you need to make sure the block and heads are finished to this or you could have sealing issues. People have not done this, and with high compression ( boost/nitris )had to tear their engines down to get them refinished properly.
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^^^What he said. I run the 3 layer MLS from cometic and everything is working well so far. It may be a bit overboard for what you are doing and since these are picky, you may just want to save a few bucks and go with a good quality regular head gasket.