quote:Originally posted by Captain Kirk:
This is one example, if you read this link of OCI's being shortened.
http://74.125.93.132/search?q=...&hl=en&ct=clnk&gl=us
http://legacy.signonsandiego.c...s_lz1d14sludge1.html
This letter written to shell implies quite a lot of info regarding low quality motor oil and proof!!!
http://www.motoroilmatters.org...Shell%20-%202009.pdf
None of those said the mfgs are calling for reduced ocis.
What at least one said was that some engines are prone to sludge. Which goes back to engine design.