Subject	they are not interchangeable
Posted by	aliaZ on October 02, 2011 at 6:51 AM
	This message has been viewed 109 times.
In Reply To	NA cylinder head into TT engine posted by Barthur on October 01, 2011 at 02:54 PM
Message	NA has smaller ports, different exhaust valve and exhaust valve guides
Follow Ups	NA cylinder head into TT engine - Barthur 14:54:10 10/01/11 You need the TT exhaust valves as they are made of different - my91z 17:22:57 10/01/11 they are not interchangeable - aliaZ 06:51:03 10/02/11 Re: they are not interchangeable - Tech@EPR 01:59:05 10/04/11 interesting...what are the differences then? - aliaZ 06:01:18 10/04/11 If ports and volume are the same as he says, then yes - Red Hawk (CO) 23:06:25 10/08/11
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