Viscosity is a measure of the thickness of an oil. The viscosity (thickness) of the oil at low and high temperatures is measured on a scale determined by the Society of Automotive Engineers and given a number known as the SAE number. Therefore SAE 30 oil will be thinner than an SAE 40.
For details on all of engine oils produced by Millers Oils, please see our full range of Classic Engine Oils, Motorsport Engine Oils and Road Car Engine Oils.
For other useful info please refer to our FAQs page.
Necessary cookies are absolutely essential for the website to function properly. This category only includes cookies that ensures basic functionalities and security features of the website. These cookies do not store any personal information.
Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. It is mandatory to procure user consent prior to running these cookies on your website.