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View Full Version : Anyone ever try to use ARP V8 4.2 head studs on an RS6 4.2 head



mkaehly
April 19th, 2013, 18:53
Sorry if it has been discussed - my "site:rs6.com" google search was unproductive.

I am trying to see if the number of studs, size and thread are the same between the 4.2 blocks old and new.

thoughts?