engine oil Archives – AMSOIL Blog

Although many boaters and anglers aren't aware, here's why dedicated marine motor oil is vital to boat engine protection.

August 18, 2022

Engine oil oxidation can cause deposits, sludge and other performance problems. Synthetic motor oils offer better oxidation resistance.

March 18, 2021

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.