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Do Older Engines Need Oil With ZDDP Additives?

Do Older Engines Need Oil With ZDDP Additives?

Using a high-zinc oil with a high dose of ZDDP additives helps protect classic car and hot rod engines. AMSOIL...

July 13, 2022

Break-In Oil: What is it and When Do I Use it?

Break-In Oil: What is it and When Do I Use it?

Break-in oil seals the piston rings to the cylinder wall for maximum power and minimum oil consumption. Here's how it...

May 26, 2020

What Does Oil Viscosity Mean

Oil viscosity is the measure of its resistance to flow. How quickly or slowly motor oil flows affects how well it protects your engine.

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