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ARP stainless bolts, do I need to use anti seize

steveh326

Active Member
I got some ARP stainless bolts for a few things on the engine: water pump, oil pan, valve covers, intake. Do I need to use anti-seize on these when I install them?
 
Not that I know, of based on the list of item you are applying them to. Then again maybe someone with more stainless steel experience will chime in to confirm.
 
thanks, and thanks for the article above... googling seemed to indicate the galvanic reaction was mostly between stainless and aluminum, which has been my experience on my motorcycles, but based on that artice I will definitely use it on the bolts going into the cast block as well, if only for my own piece of mind. my old water pump bolts were so rusted and corroded I opted for the stainless everywhere I was replacing bolts.
 
When I built my 351W, I used stainless bolts with anti-seize containing nickle. No problems with it after 6 years, just removed some of the bolts last month to do some maintenance.
 
thanks very much... used antiseize on everything I had, still waiting on the power steering pump and the valve cover bolts, both should be here Monday. ran into one issue with the march serpentine system, the bolt that mounts the alternator is too big to screw into the head, I need to figure out a solution for that issue. gonna call March and see if they have a shoulder bolt, if they don't, will see if machine shop can resize the threads on the bolt I have, if that fails, will drill and tap the hole in the block larger but that's a last resort.
 

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