Liquid Engineering from Castrol Classic Oils - the original is back.
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. 

“Oil is too small a word for it. Thin in cold, thick in heat; cooling, smoothing, protecting: pliant as liquid, tough as steel, always busy under gigantic stress. It is the result of over eighty years of single minded technical genius. More than just an oil, it is Castrol GTX - Liquid Engineering.”

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 turbocharged vehicles
• The original handbook recommendation for many vehicles
• Suitable for petrol or diesel engines