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BMW oil specifications
Ford (Mercon) ATF specifications
GM (Dexron) ATF specifications
Beware miracle additives
Building a good oil
Oil - a slippery subject
Synthetics and the Rotary engine
A word of caution - you get what you pay for!
Glossary of terms
How to change your engine oil
What does an engine oil do?
How is an engine oil made?
Whats this thing called viscosity?
A Short Lesson on Multigrades
What is a Multigrade?
Lubricating a modified car
A word of caution on additives!
Are synthetics better?
Basestock catagories and descriptions
Beware of the Labelling
Bike Oil Questions and Answers
A common misonception about Vicosity
Comparing technical specifications
The 3000 mile oil change myth
Gear Oil FAQs
Running in on synthetics
Shearing and VI Improvers
Surely the thicker the oil the better?
Synthetics Vs. Minerals
Testing Shear Stability
The importance of the additive package
The refining process
Why do oils lose viscosity with use?
Oil SpecificationsGear Oil ViscosityACEA CategoriesAPI Engine Oil GuideViscositiesOil viscosities at various temperaturesEngine Oil Viscosities