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Yes read their Faq
According to consumers, Marvel Mystery oil is better than Gumout oil. The Marvel Mystery oil is used to unclog any valves and it is additive free unlike Gumout.
"No, your transmission would be junk in ten miles." Wrong.. From ''Marvel Mystery Oil's website ''Can MMO be used in automatic transmissions? Yes, MMO is safe for usage in automatic transmissions. Use no more than 16 ounces of MMO in the automatic transmission.
Marvel Mystery Oil is a type of oil which is used for cars and a preferred oil among mechanics. However, the ingredients for this product are not listed.
I'm not one for additives but if you follow directions on the container it should be safe.
no
Add "Marvel Mystery Oil" to the gas and engine oil on a regular basis. Directions are on the container.
If your lifters are sticking you can try some oil additive like Marvel Mystery oil Marvel Mystery oil has been around for a long time and it works pritty good.
Yes. Marvel mystery oil is fully compatible with synthetic oil.
Marvel mystery oil is used alot for its odor
Marvel Mystery Oil works well.
Marvel Mystery Oil is made from a proprietary blend of mineral oils, detergents, and additives designed to clean and lubricate various parts of an engine. The exact formulation is a trade secret.