What is Oil Viscosity? Choosing a Motor Oil Viscosity Grade. | Select Synthetics

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Motor Oil 101. Various articles on Motor or Engine Oil viscosity. I discuss viscosity basics, grades, choosing the correct engine oil, lubrication regimes, and Newtonian fluids.

What is Oil Viscosity?

Motor Oil Viscosity: the Basics

Motor Oil Viscosity Grades

Which Oil Grade Should I Use?

Newtonian vs. Non-Newtonian

Lubrication Regimes or States

It is very important to choose the correct motor oil viscosity and grade to protect your vehicle's engine, including pistons, rods, bearings, lifters, crankshaft and camshaft.

If you want maximum engine protection and performance choose AMSOIL premium synthetic motor oils, lubricants, grease, and ATF fluid.