
Benefits of Using Sea Foam
- It can assist in making your entire fuel system operate smoothly and last longer.
- The fluid can clean fuel injectors as well as carburetor jets and fuel passageways.
- The fluid can also clean intake valves along with buildup in combustion chambers.
- It can lubricate the upper cylinders of your vehicle’s engine.
Does Seafoam actually work?
Seafoam and a tooth brush work really good at cleaning a throttle body. It's makes old gas run well. It's good carb cleaner. It is amazingly good at cleaning sludge out of a motor. Dump a can in your crank just before an oil change, your oil will turn absolutely black when you drain that oil.
What does Seafoam do for engine?
Possible Improvements With Seafoam
- Better Fuel Efficiency. If you are using the seafoam to clean the crankcase, you might get improved fuel efficiency because of lesser friction.
- Quieter & Healthier Engine. Without oil sludge and build-up, your engine component will get more lubrication and better oil pressure, and this will, therefore, give you a much quieter ...
- Reduced Emissions. ...
How much sea foam should I use?
You will need to use 2 oz (60 ml) of Seafoam for every 1 gallon (4 L) of petroleum oil. You'll be adding the Seafoam directly to the oil in your vehicle. Since Seafoam is made of petroleum, it is safe to mix into the oil and should not cause any damage to the vehicle.
Does Seafoam actually work in a car?
Seafoam helps to get rid of deposits from your fuel and oil system, keeping it clean. It helps to reduce the carbon emissions from your car. When continued use of your vehicle causes the formation of sludge deposits in the combustion chambers, Seafoam comes to the rescue.

Can Sea Foam damage your engine?
Sea Foam is made from highly-refined petroleum and cannot cause harm to an engine. Remember that Sea Foam in your tank at all times is always cleaning and lubricating the entire fuel system! When cleaning gasoline intakes, use in cooperation with Sea Foam Spray Top Engine Cleaner & Lube.
When should I use Sea Foam?
Treatment RecommendationsFor cars and trucks driven regularly: add to fuel every 3,000 miles.Small engines: add whenever you refuel.For engine equipment used regularly, add Sea Foam to a fresh tank fill every 3 months or sooner.More items...
Where do you put Sea Foam Motor Treatment?
1:412:43Intro to Sea Foam Motor Treatment - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo is always safe on engine parts and components. In oil when added to an engines oil crankcaseMoreSo is always safe on engine parts and components. In oil when added to an engines oil crankcase seafoam motor treatment works to clean and liquefy heavier oil forms.
Is Sea Foam a fuel stabilizer?
Sea Foam Motor Treatment works to stabilize stored fuel up to 2 years. Adding Sea Foam to stored tanks helps fuel resist evaporation, preserves ignition vapors, adds protective lubricity, and prevents the formation of gum and varnish in fuel systems.
Can I add Sea Foam to a full tank of gas?
One way is to add Sea Foam Motor treatment when a fuel tank is low. For example, adding a full can (16 ounces) to 8 gallons of fuel is a 2 ounce per gallon ratio.
Should I use Sea Foam before or after oil change?
You can add it at any time, but we typically recommend adding it 100-300 miles before an oil change. That way everything cleaned by the Sea Foam can be drained away with the old oil.
What happens if you put too much Sea Foam in oil?
Without this rich flow of oil, the engine's parts may create a lot of friction and lead to plenty of problems. Spraying too much Seafoam may also clog your vehicle's vacuum system. This means that more clogs may occur as a result.
Will Sea Foam fix misfire?
Cool. I was having multiple misfires in cylinder 2, almost all at idle, and a somewhat rough idle. Plugs are new and car passed a pressure test.
How to use sea foam for motors?
Sea Foam Motor Treatment can be used in three ways: in the crankcase, in the fuel tank, and in the diesel fuel filter. For cleaning the top end, use Sea Foam Spray as directed.
What is sea foam used for?
Sea Foam has been around for over 70 years, and it’s one of the most trusted treatments for all engines. While the company makes a range of excellent products, the main one is Sea Foam Motor Treatment. Sea Foam is specially formulated to safely and slowly re-liquify gum, sludge, varnish and carbon deposits from the hard parts in your engine so they ...
How long to hot soak a car?
Shut the engine off and allow it to “Hot Soak” for 15 minutes. After the Hot Soak period restart the engine and road test the vehicle aggressively until the exhaust is clean (a road test normally means driving for 8 to 16 kilometres). Easy-to-follow directions are also available right on the Sea Foam Spray container.
What are the ingredients in sea foam?
While the actual composition is a secret, Sea Foam does have an MSDS Safety Data Sheet which lists Petroleum distillates, hydrocarbon-based solvent, and Isopropyl Alcohol as its three key ingredients. According to a post on Hildstrom.com, an older MSDS sheet (now unavailable) lists those ingredients as pale oil, naphtha, and as Isopropyl Alcohol.
Does sea foam work on lawn mowers?
Sea Foam can do that. Additionally, if you have small engines, like generators, lawn mowers, and chain saws, that are not running as smoothly as they should, Sea Foam can work wonders, too. According to Sea Foam, the benefits when used in the fuel system include, Helps your entire fuel system run smoother & last longer.
Is sea foam oil safe?
Sea Foam Motor Treatment is an all-purpose fuel and oil additive that’s safe to use in both gasoline and diesel engines. Close to 80 years old, in use since the early 1940s, the Sea Foam name is synonymous with getting temperamental engines that are filled with some sludge or carbon or that have been sitting too long, up and running like new again.
Why put sea foam in fuel tank?
Pour Sea Foam in your fuel tank to clean & lubricate your entire fuel system. Safe & effective when used in all gasoline or diesel engines – just pour it in! Sea Foam cleans harmful residues & deposits that can restrict oil flow & engine lubrication. Safe for all motor oils, conventional & synthetic.
Does sea foam hurt your engine?
Don’t worry if you exceed these amounts: Sea Foam only contains petroleum-based cleaning and lubricating ingredients that CAN’T HARM your engine or fuel system components. Learn More. IN OIL. Add 1 ounce for each quart of oil in the crankcase.
Cleaner Is Better
Sea Foam has been around for over 70 years, and it is one of the most trusted treatments for all engines. While Sea Foam makes a range of excellent products, the main one is Sea Foam Motor Treatment.
How To Use Sea Foam
When deciding how to use Sea Foam Motor Treatment there are three options: in the crankcase, in the fuel tank, and in the diesel fuel filter. For cleaning the top end, use Sea Foam Spray as directed.
Jefferson Bryant View All
A life-long gearhead, Jefferson Bryant spends more time in the shop than anywhere else. His career began in the car audio industry as a shop manager, eventually working his way into a position at Rockford Fosgate as a product designer.
Why Use Sea Foam?
You've probably heard that you should drain a lawn mower's fuel tank at the end of the season. There's a good reason for that. If left in the fuel system for too long, gasoline “goes bad" and starts to deteriorate.
The Sea Foam Story
More than 70 years ago, the man behind Sea Foam, Fred Fandrei, saw this problem firsthand when he struggled with an infrequently used outboard motor.
Sea Foam Products We Like
Sea Foam Fuel Injector Cleaner restores lost miles per gallon and power as it cleans fuel injectors. When used regularly, the fuel injector cleaner will prevent or fix a rough idle or hesitation. For the most cleaning power, add a bottle to your fuel tank when it's about half empty, and then drive at least 20 miles before filling up.
About the Author (s)
Jerry Renshaw is a veteran journalist, gearhead and guitar player, and cultivated his mechanical skills by 30 years of turning wrenches to keep one piece of junk or another on the road.
What is seafoam motor treatment?
Seafoam comprises of pale oil, naphtha, and IPA. Sea Foam Motor Treatment and Sea Foam Trans Tune both consist of the same three components, but they use faintly different ratios.
What is sea foam used for?
The Sea Foam Motor Treatment is commonly used in auto repair shops and garages globally. Apart from it being inexpensive and versatile, you can use it on your gasoline or diesel engines. It is also suitable for cleaning tasks and fuel treatment since it helps with lubricating the engines and guarding them against wear and tear.
Why is seafoam used in cars?
With constant use of your car, the fuel and oil will get contaminated. Seafoam helps to get rid of deposits from your fuel and oil system, keeping it clean. It helps to reduce the carbon emissions from your car. When continued use of your vehicle causes the formation of sludge deposits in the combustion chambers, Seafoam comes to the rescue.
How does a MAF sensor work?
In a vehicle with a MAF sensor, all inbound air is metered by the MAF usually mounted right after the air filter. As you remove a vacuum line on a MAF equipped engine, unmetered air enters. The PCM takes the unmetered air by way of the pre-cat oxygen sensor swiftly going lean. The PCM immediately reacts by adding fuel.
How to use seafoam in a diesel engine?
How to use Seafoam. To use seafoam as a fuel additive, pour 1 oz. of liquid into your fuel tank per 1 gallon of fuel. To use seafoam to for cleaning your engine, slowly pour small amounts into the vacuum line, fuel line or air intake system of gasoline engines at operating temperature. Never pour liquid into Diesel Engine air intake systems.
What is the advantage of using seafoam?
the Seafoam is suitable for just any type of machine engine maintenance from cars to leaf blowers. Seafoam stabilizes fuel up to two (2) years .
What is the alcohol content of seafoam?
Seafoam engine treatment product safety sheet, according to MSD, comprises of three liquids namely Pale Oil 40-60%, Naphtha 25-35%, Isopropyl Alcohol 10-20%. This means that it contains a solvent, a lubricating oil, and alcohol. All three products can act to break up engine deposits.
What is seafoam used for?
Seafoam was designed to be used for cleaning your engine. Specifically, it’s used to clean parts of your engine like your intake valves, carburetor passageways, and other parts of your engine. In other words, it’s supposed to boil off and get rid of any carbon deposits that might build up inside of your engine.
Why is my car dying from seafoam?
One of the solutions when Seafoam becomes a problem is to drain the current oil you have and then replace it.
Does seafoam hurt gas mileage?
It May Hurt Your Gas Mileage. If you are applying Seafoam to your gas tank, there’s a good chance that your gas mileage could suffer as a result. Even if you add a little bit more than the supposed normal amount, you might be finding yourself on the receiving end of some more clogging within your vehicle’s fuel line.
Can you use seafoam in a water cooled engine?
You might be better off using gas that contains various detergents instead. You also shouldn’t use it in a 4-stroke water cooled engine.
Is seafoam safe to use on cars?
It’s a matter of debate whether or not Seafoam is safe to use on vehicles. Some say that they have had positive results with it while others begged to differ. Indeed, there are some negative effects that have been reported (whether the appropriate amount or too much was applied).
Do you need Seafoam for a 4 stroke engine?
Especially if you have a vehicle that has a 4-stroke, water cooled engine (which means you don’t need to use Seafoam). Always be sure to use the right kind of fuel if you want a cleaner engine. Some fuel brands use additives and detergents to ensure that your engine is running smoothly even for a long period of time.
Is seafoam bad for your car?
When it comes to using Seafoam, you might want to use it at your own risk. Especially when there are some known negative effects to it. It’s important to know about your vehicle, even all the “under the hood” stuff. This way, you’ll be able to make a decision of whether or not Seafoam is right for your vehicle.
What is Seafoam?
Whenever you are comparing two products, you must analyze each product separately. Considering how sensitive a car’s engine is, you should be very mindful about what you put inside it.
What is STP Motor Treatment?
Though not as popular as Seafoam, STP motor treatment is slowly building a name for itself as an engine cleaner and fuel additive.
How Are They Different?
1. The biggest difference between these two motor treatments is the ingredients used. STP comprises xylene, Stoddard solvent, trimethylbenzene, naphthalene, naphtha, and kerosene petroleum distillates.
How Are They Similar?
1. Both are designed to dissolve carbon deposits in the combustion chamber as well as clean up the oil system.
Who Should Get Seafoam and Why?
Seafoam is ideal for use on both diesel and gas engines. You can also use it on either fuel injected or carburetted engines.
Who Should Get STP and Why?
Are you worried about the long-term effects of storing an engine for too long? STP motor treatment can help with that and much more.
