GTX Classic 10w/40 – 5 Litre


Supplied in original style 5 litre can

In stock

Australian Authorised Supplier – Lawless Classic Oils

Never compromise quality. Our products are 100% Castrol Classic Authentic.

SKU: 1928G Category: Tag:



Brought to you by Castrol Classic oils, Castrol GTX Classic 10w/40 is a high quality mineral engine oil for vehicles from 1978 to 1993. Produced to original formulation as specified in motor manufacturers’ vehicle handbooks. Containing anti-wear and anti-corrosion additives to provide high levels of protection necessary for older technology vehicles

Castrol GTX Classic protects classic engines against problems like sludge, helping to extend the life of your mechanicals. With GTX Classic in your engine, there’s a great road ahead.

Castrol GTX Classic 10w/40, the original ‘Liquid Engineering’ for younger and modern classics.

  • Mineral 10w/40, suitable for vehicles 1978 to 1993 where a 10w/40 oil is specified

  • Period correct balanced additives for superior wear and corrosion protection, including ZDDP

  • Can be used in vehicles either with or without a catalytic converter

  • Suitable for both naturally aspirated and turbo-charged vehicles

  • Original handbook recommendation for many vehicles

  • API SG or earlier specification



Castrol GTX Classic 10w/40 Product Identifier

Product Name

Product Code

SDS no.

Product Type

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

Castrol GTX Classic 10w/40 Typical Characteristics




Castrol GTX Classic 10W/40

Density @ 15C, Relative ASTM D4052 g/ml 0.869
Viscosity, Kinematic 100C ASTM D445 mm²/s 13.6
Viscosity, Kinematic 40C ASTM D445 mm²/s 94
Viscosity Index ASTM D2270 None 147
Viscosity, CCS -25C ASTM D5293 mPa.s (cP) 6576
Pour Point ASTM D97 °C -33
Flash Point, PMCC ASTM D92 °C 236
Ash, Sulphated ASTM D874 % wt 1.0


Additional information

Weight 5.2 kg
Dimensions 18 × 13 × 28 cm

5 Litre


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Lawless Classic Oils

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Information and enquiries: call Michael 0417 929 966

Authentic Castrol Classic Products

Castrol Classic ranges have a partnership with Castrol that goes back over 30 years and we are proud to have been appointed Authorised Australian supplier for Castrol Classic lubricants

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