API SF Class

Section API classes for petrol engines, article 6 of 1176 words, 1 minute

In this section: 11 articles
  1. API SM Class
  2. API SL Class
  3. API SJ Class
  4. API SH Class
  5. API SG Class
  6. API SF Class
  7. API SE Class: Petrol Engines from 1972
  8. API SD Class
  9. API SC Class
  10. API SB Class
  11. API SA Class: Petrol and Diesel Engines

Engine oils for petrol engines built from 1980 onward (obsolete class).

These engine oils were used in petrol engines of 1980-1989 model years, provided the engine manufacturer's recommendations and instructions allowed it. They offer stronger resistance to oxidation and better wear protection than the baseline properties of SE oils, as well as more reliable protection against deposits, rust and corrosion. SF-class engine oils could be used as substitutes for the earlier SE, SD, or SC classes.