Castrol Syntec 10W40

Castrol Syntec 10W40
Product Code: #5380421042

Product Description:

10W40 is often used with older cars. Exceeds all car and light truck manufacturer’s warranty requirements for the protection of gasoline, diesel and turbocharged engines where API SM, SL, SJ, SH, CF or CD is recommended. Exceeds European ACEA: A3. B3, B4 and the engine protection requirements of ILSAC GF-4 for API Certified Gasoline Engine Oils.


  • Now with even better protection against engine wear, Syntec can help extend the life of your engine.
  • Syntec delivers the ultimate performance under high-temperature conditions: unsurpassed protection against volatility burn-off and viscosity increase.
  • Syntec meets the world's toughest engine protection requirements, including European gasoline torture tests.
  • Helps prevent sludge from forming in your engine.

Available in:

  • 1 Quart (#5380421042)

Viscosity @ 100ºC, cst 15.9
Viscosity @ 210ºC, SUS 8135
Low Temperature @7000 Cranking Viscosity, cP max -25ºC
Low Temperature @60000 Pumping Viscosity, cP max -30ºC
Specific Gravity 0.869
Pounds Per Gallon 7.24