PTFE oil additive for engines

[Dr. Jekyll - AKA MeL B]

does anybody remember the brand? i'd like to buy when i come over for a visit and do an experiment. just add it to  Singer oil...

[alantani]

seen that before.  my 1998 chevy tahoe got 314,000 miles.  i did oil and oil filter changes every 3,000 miles.

[dobrobill]

  i did oil and oil filter changes every 3,000 miles.

I had three vehicles that my wife and I put over 250,000 just by keeping the oil changed. Two we gave away to kids and they wrecked(of course) and 1 died becuase a timing belt broke and killed the engine... All three were Nisans..