PST's polygraphite bushings, what are the benefits of them over polyurethane if any?
oldtinsmith Dragway Regular Jun 14, 2010 955 1 18 Auburn, Michigan Aug 5, 2010 #1 PST's polygraphite bushings, what are the benefits of them over polyurethane if any?
LS6 Tommy MalibuRacing Junkie May 15, 2004 15,847 1 38 North Jersey Aug 6, 2010 #2 They're more or less self-lubing & they're not supposed to squeak. Tommy
