J Johnny Joined May 27, 2002 Messages 14,011 Location Retired | Wausau, WI Mar 12, 2011 #21 FM=friction modifier=limited slip additive.
L ltslimjim Thread starter Joined Aug 6, 2010 Messages 6,722 Location Atlanta, GA Mar 12, 2011 #22 Okay, thanks Johnny. I may go ahead and use a synthetic so we can leave it in for a while.
