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secondchance · 09-07-2010

About a year ago last time we had a discussion over this topic I calculated about a half a bottle of ZDD Plus would bring ZDDP level to about 1100 - about the same as pre 2004 (?) level.
I have been adding a half a bottle per oil change, if anything, for a peace of mind.

09-07-2010	#7
secondchance Join Date: Aug 2006 Location: McLean, VA Posts: 3,732	Re: Oil additives needed? About a year ago last time we had a discussion over this topic I calculated about a half a bottle of ZDD Plus would bring ZDDP level to about 1100 - about the same as pre 2004 (?) level. I have been adding a half a bottle per oil change, if anything, for a peace of mind.