Is Mystery Oil good for your engine?

Is Mystery Oil good for your engine?

Marvel Mystery Oil is highly versatile. It can be used on gasoline and diesel engines alike. It also doesn’t matter if the engine is of conventional design or a rotary. The Mystery Marvel Oil performs well on all engine applications – automotive, motorcycle, marine, agricultural, and competition.

How does oil leak stop work?

The NO LEAK Engine Oil Stop Leak is designed to remedy engine leaks caused by dried, shrunken, or hardened rear main seals. The product works by expanding and softening the rubber in the seal to restore it to its original flexible shape.

When to take Mystery Oil out of car?

If I don’t use the uprated piece, or some form of lead substitute, I’ll need to teardown the engine in about 40,000 miles. However, there is NO need to worry about this condition in a newer car. I don’t think I’ve seen so many responses so quickly to a post before. Everyone must know about Mystery Oil. I think the can looks neat.

Is it necessary to put Marvel Mystery Oil in your car?

in olden times (say, before unleaded fuel ), that it was pretty common for people to add marvel mystery oil or sewing machine oil. i remember my dad doing it. it probably helped with the lubrication of something or another. with today’s addpacks and modern oil formulations, it probably isn’t necessary. and yes dave, it DOES smell good! lol…

How often should I use Marvel Mystery Oil?

I have used Marvel many times over the years. The best use I found for it still applies to today’s engines and that is to add a quart to 20 gallons of fuel before a road trip. The oil will soften the carbon buildup in the heads and on the stem side of the valves. Made an exceptional difference on a 4.3L GM engine with 40K of mostly in town driving.

What’s the difference between Bardahl and Marvel Mystery Oil?

Many of the older, better-known oil treatments on the market do not make claims nearly so lavish as the new upstarts. Old standbys like Bardahl, Rislone and Marvel Mystery Oil, instead offer things like “quieter lifters,” “reduced oil burning” and a “cleaner engine.” be flushed or burned out.