Classic Engine Oil FAQs
Here are some frequently asked questions concerning engine oils for classic cars
18th February 2020
What is ZDDP? (Zinc Dithiophosphate) Zinc Dithiophosphate is an anti-wear additive used in lubricants. It is required to protect high load contact points such as camshaft […]
10th June 2019
We are often asked ‘Can I use synthetic oil in my Classic Car?’ The fear of using synthetic oils in your classic vehicles is a thing […]
19th October 2018
Using Synthetic Oils in Classic Cars The fear of using synthetic oils in your classic vehicles is a thing of the past – or at least […]
1st August 2018
How Can I Protect My Rebuilt Engine? is a question we are regularly asked. Engine building needs to be done correctly with the right parts and […]
11th April 2013
Millers make a special Classic Running In Oil, a mineral, SAE 30 oil, which should be used for the first 500 miles. After this, you should […]
11th April 2013
Do you have a 2-stroke oil suitable for older 2-stroke engines? Yes. Traditionally, the most popular oil for 2-stroke engines, was an SAE 40 mineral oil. […]
11th April 2013
Yes, Classic Mini Oil 20W50 (from our Classic Pistoneeze range). This product is a moderate detergent, premium SAE 20W50 multigrade mineral engine and gear oil. It has been […]
11th April 2013
Millers Classic Sport 20w50 semi synthetic, multigrade, has a higher performance capability than the mineral version Millers Classic 20w50 multigrade engine oil. Being a semi-synthetic, it has been developed […]
11th April 2013
Millers Classic Pistoneeze 20w50 (previously called Millers Classic 20W50) is a moderate detergent, premium, mineral multigrade and is typical of the viscosity of oil specified for the […]
11th April 2013
Not at all. Modern engines are designed to run on an oil with very low viscosity (thin), such as 0W and 5W. These are too weak […]
11th April 2013
Vintage cars/bikes, ie. pre-WW2, had very primitive oil filtration systems and used non-detergent oils, such as our Millerol range. The Millerol range contains anti-wear and anti-corrosion […]
11th April 2013
Are modern engine oils suitable for older vehicles? No. Modern engines are designed to run on very low viscosity (thin) oils, such as 0W and 5w […]
11th April 2013
Here we try to summarise what are the specific characteristics and advantages of synthetic oils? As with mineral oils, there are differing levels of quality within […]
11th April 2013
Both types begin with crude oil. Mineral oil is obtained directly from the refining process, whereas synthetic oils are subjected to chemical processing which alters and […]
11th April 2013
Multigrade oils were developed in the 1960’s and have many different formats (20W50, 20W60 etc.). Prior to this, all oils were monogrades (ie. 30, 40, 50). […]
11th April 2013
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 […]