Standards & approvals

API SF

API's service category for spark-ignition engines, of around 1980. An earlier category in the API service classification, written for the engines of its era; it still appears on datasheets alongside the current categories.

Name
Petrol engine oil, API SF performance level
Issued by
API (American Petroleum Institute)
Category
Engine oil performance
Status
Withdrawn
Verified
30 August 2026 · Source

Products meeting API SF

Engine oils

  • On order

    Arbor Universal 10W40

    Universal STOU oil for tractor engines, transmissions, hydraulics and wet brakes

    API CF-4

  • On order

    Arbor Universal 15W-40

    Universal STOU oil for tractor engine, gearbox, hydraulics and wet brakes, CAT TO-2

    SAE 15W-40

  • On order

    Mobil Delvac 1240

    SAE 40 monograde diesel oil, also for two-cycle Detroit Diesel engines, API CF-2

    API CF-2

Agricultural multifunction oils

Small-engine & forestry oils

Hydraulic oils

  • On order

    Mobil Hydraulic 10W

    Hydraulic oil with detergents and dispersants for heavy-duty on- and off-highway equipment

    SAE 10W

API standards

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