What is SAE 90 EP oil?
What is SAE 90 EP oil? Application. Classic Gear EP 90 is a mineral SAE 90 transmission oil. The product is suitable for use in manual transmissions and other transmissions in classic vehicles that require a medium single-grade oil with extreme pressure protection that meets the API GL-4 specification. What does EP mean for oil? Extreme pressure additives From Wikipedia, the free encyclopedia. Extreme pressure additives, or EP additives, are additives for lubricants with a role to decrease wear of the parts of the gears exposed to very high pressures. What is equivalent to EP90 gear oil? Any 90wt (75w-90,...