Sea Foam Motor Treatment can be used in every type of gasoline or diesel engine. When added to an engine’s oil crankcase, Sea Foam Motor Treatment works to clean and liquefy heavier oil …

Aug 28, 2025 · Learn how to use Seafoam in oil safely. Clean engine deposits, improve performance, and maintain your vehicle with this step-by-step guide.

Yes, you can put Seafoam in your oil, but stick to the labeled dose and short intervals before an oil change to avoid thinning or overloading the engine oil.

Nov 7, 2025 · In this guide, I take a closer look at the chemical composition and use of Sea Foam motor treatment. I also determine whether it should be used or not, and give you the …

Learn what Sea Foam Motor Treatment is, how it works to clean and lubricate your engine, and how to use it safely to maintain performance.

Determine how much Sea Foam to add to oil. Add 30mL for each liter of oil in the crankcase. Remove oil filler cap and pour the recommended amount of Sea Foam directly into the engine …

Mar 26, 2024 · SeaFoam is petroleum-based, so it is safe to use in oil and knocks loose gunk and build-up inside of our engines. This loosens build-up from lifters, the crank, piston rods, and …

Add Sea Foam to all fuel and oil systems to help prevent common engine problems. Sea Foam cleans harmful fuel and oil residues that often lead to problems like rough idle, hard starting, …

Oct 6, 2021 · For inside the engine, there's Sea Foam Motor Treatment, which works on the varnish, sludge, tar, and carbon that builds up on pistons, valves, valve components, and …

May 8, 2023 · Learn how to safely and effectively use Sea Foam in your engine oil to clean sludge, quiet lifters, and improve performance. Our comprehensive guide covers benefits, step …