Home : PRODUCTS : Gasoline Engine Oils : SILK 4000 SAE 20W50 API: SF/CC


  • The 20 W 50 base fluid formulation and special additive system provides maximum engine protection.
  • The modern technology ensures multi-grade engine oil can be used for all seasons.
  • Also suitable for conventional engines which have heavily loaded skew gears , often due to running high oil pressure.
  • Helping to reduce drag and increase power output without any detrimental effects on a centre main bearings.

Typical Technical Properties

Physical CharacteristicsTest MethodTypical Value
SAE Grade 20W50
Specific Gravity at 15C°Kg/LASTM D-40520.90
Kinematic Viscosity , cst  
At 40C° cstASTM D-445165.00
At 100C° cst 18.60
Viscosity IndexASTM D-2270124.00
Flash Point, COC, C°ASTM D-92240.00
Pour Point, C°ASTM D-97-24.00

Silk 4000 SAE 20 W 50 API: SF/CC

Silk 4000 is a mineral based engine oil for classic engines. High quality solvent refined base oils with latest technology performance additives and shear stable viscosity index improver. Use for engine lubrication of primarily vehicles both petrol and diesel which were developed on multi-grade oils incorporating modern additive technologies with period visco-metrics to provide the optimum lubrication characteristics for engines.