Engine Oils
Product Data
castrol.com/GPS
800 255 4417
May 2025
GPS
Castrol
®
VECTON
®
15W-40 CK-4
Typical Properties
Name Method Units VECTON 15W-40 CK-4
Appearance Visual - Clear & Bright
Viscosity, Kinematic 100C ASTM D445 cSt 15.5
Viscosity, Kinematic 40C ASTM D445 cSt 116
Viscosity Index ASTM D2270 140
Ash, Sulphated ASTM D874 % wt 0.99
Total Base Number, TBN ASTM D2896 mg KOH/g 10
Pour Point ASTM D97 °C -42
B13
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