Castrol Classic XL 20w50

From $18.70

The Castrol Classic 20w50 is perfect for classic and vintage engines:

  • Pre-1980 cars and motor cycles
  • High-level of engine-wear protection

Offers excellent oil consumption and a very high level of engine wear protection.

Castrol 20w50 Sizes

  • 1 Litre
  • 1 Gallon: (1 UK Gallon= 4.54609 Litre)
  • 20 Litres
🇦🇺 We ship the Castrol XL20W50 anywhere in Australia!
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The best oil for older engines: 20w50

The 20w50 is suitable for pre-1980 classic cars and motorcycles. A conventional multigrade engine oil of good all-round performance, formulated with high-quality mineral oils plus selected additives ideally suited to older technology engines.

Offers excellent oil consumption and a very high level of engine wear protection.


20w50 for classic cars and motor cycles-Sizes

A great oil choice for all cars and motorcycles pre-1980

The Castrol 20w50 has been designed to meet the manufacturers’ requirements for passenger cars and motorcycles that run under normal service conditions. These conditions do not include vehicles equipped with catalytic converters.

The 20w50 is the best recommendation for pre-1980 petrol-engined vehicles. These vehicles require a high-quality product with premium older technology additive formulation.

Castrol Classic 20w50 Product Identifier

Product Name

Product Code

SDS no.

Product Type

Castrol Classic XL 20W-50 452393-GB05 452393 Liquid

Castrol 20w50 application

The Castrol Classic XL 20w-50 is designed for use in automotive gasoline and diesel engines where the manufacturer recommended an API SF/CC or earlier specification 20w-50 lubricant.

Advantages of the Castrol 20w50

The Castrol 20w50 is specially formulated for:

  • Cars: all pre-1980 years  use in petrol and diesel engines
  • Motor Cycles: all pre-1980 years in 4 stroke engines excluding those with a wet clutch

Castrol Classic 20w50 typical characteristics




Castrol Classic XL 20W-50

Density @ 15C, Relative ASTM D4052 g/ml 0.888
Viscosity, Kinematic 100C ASTM D445 mm²/s 17.3
Viscosity, Kinematic 40C ASTM D445 mm²/s 153
Viscosity Index ASTM D2270 None 124
Pour Point ASTM D97 °C -27
Flash Point, PMCC ASTM D93 °C 214

Need more information about the Castrol 20w50?

If you are unsure about what oil to use, please contact us or give us a call on 0407 216 660 

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Weight N/A
Dimensions 36 × 23 × 32 cm

1 Litre, 1 Gallon, 20 Litre, 208 Litre (Enquire)


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Contact Us

Fastphase Classics delivers Castrol Classic Products anywhere in Australia.

Phone: 0407 216 660
Returns: 0407 216 660
Email: Contact Us

MD29258  +  MRB9554

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