Using info in this patent:
http://patft.uspto.gov/netacgi/nph-Parse...p;l=50&s1=5,431,830.PN.&OS=PN/5,431,830&RS=PN/5,431,830
...some people are adding boric acid to engine...trans...diff...wheel bearing, etc.
This is a commercial version:
http://209.200.118.63/index.cfm
Some info...