What You Need To Know About 10W40 ATV Oil

10w40 ATV oil is a high-performance oil specially designed to increase power in sports and racing game vehicles. It meets Jaso-MA for wet clutch protection and to soften positive shifting. Also, designed for outstanding protection at high rpm where shock loads are high.

Besides this, 10w40 ATV oil can remove wear and scuffing from your essential engine elements. This oil exceeds the anti-rust performance and protection of the 4-stroke watercraft motor specifications. Most importantly, it gives exceptional protection in the most grueling racing circumstances.

10w 40 atv oil

About Of ATV Oil:

ATV oils help prevent rust and corrosion inside the engine. Thus, ATV engines do not run all the time or sit for extended periods, creating perfect rust and corrosion.

On the other hand, automotive engines run daily for extended periods, so their oils don’t need to deal with rust or corrosion. Also, automotive oil additives can expand fuel economy. Low-viscosity automotive oils can increase gear pitting and oil consumption.

If your ATV oils can flow at frigid temperatures, your plow-equipped car gets enough lubricant at start time. ATV oils need high shear stability so they don’t break down in extremely hot temperatures. The viscosity modifier allows ATV oils to operate in this wide range.

ATV Oil Type:

Based on ATV oil’s introductory chemistry, these oils come in three main categories. Each type comes with unique features to consider.

Mineral-Based Oils

Mineral-based halves have been around for over 100 years and are known as traditional or regular. Mineral oil is based on naturally occurring organic crude oil extracted from the ground and refined into various petroleum products, including mineral oil.

Based on naturally occurring organic crude oil, mineral oil is made. Mineral-based oils are less expensive oil because of their relatively straightforward production processes.

Synthetic Oils

Synthetic oils are made from highly refined and other non-organic raw materials or refined mineral-based oils. Making synthetic oil is much more sophisticated and thus more expensive. Synthetic oil’s high lubricating properties ensure less friction between mechanical elements.

Synthetic oils give more modest changes in viscosity at higher or lower temperatures. In other words, oil thickens less when cold or is thin when hot. Basically, this oil can maintain its lubricating properties regardless of temperature. Point oil flows no longer flow on the pour and is considered stable.

Read More Mineral Engine Oil Vs Synthetic

Semi-Synthetic Oils

Semi-synthetic oils are a mixture of synthetic oil and traditional mineral oil. This oil gives a middle ground in performance and price between mineral and synthetic oils.

Best 10w40 ATV Oil:

When purchasing a 10w40 synthetic ATV oil, it is crucial to know all about it to make an informed decision. Our guide can help you to know which 10w40 oil is best for you.

Valvoline 10w40 ATV Oil:

Every motor oil must provide better protection against the four leading causes of engine failure: heat, wear, friction, and deposition. Because a root never stops improving.

Valvoline 10w40 ATV Oil contains an advanced additive tech and a proprietary mixture of base oils. These features can help you get full service from your ATV.

To maintain your ATV in extreme operating environments, high torque, and wet clutch systems, your oils have a unique property. If your 4-stroke ATV oil meets this feature, your ATV can provide proper performance.

Valvoline has developed ATV oils to meet the specific needs of ATV applications. Furthermore, it provides valuable friction features and film stability for high running conditions.

Valvoline 10w40 ATV Oil Specifications:

Size1 qt
Container typeMotor and engine oil
SAE grade10w40
Temperature range-30° to 220° F
Pour point-33 Degrees C
Flash Point220 Degrees F
Viscosity Index150
Series4-Stroke ATV/UTV
StandardsAPI, JASO
Viscosity100C: 14.5
Specific Gravity0.8634 at 60 Degrees F

Amsoil 10w40 ATV Oil:

Amsoil ATV/UTV oil is a synthetic motor oil designed to provide performance ATVs and UTVs. Also, Amsoil artificial technology protects hot, high-revving engines against wear. It’s finely tuned for extraordinary wear safety and the compatible clutch feels. Therefore, it’s an affordable, high-performance option for original equipment manufacturer (OEM) fluids.

Amsoil 10w40 full synthetic ATV oil is suitable in ATVs/UTVs that need a 10w40 motor oil. Besides this, you can use this oil in Suzuki®, Kawasaki®, Yamaha®, Honda®, and John Deere®.

Amsoil 10w40 ATV Oil Specifications:

Kinematic Viscosity100°C, cSt (ASTM D-445)     14.3
Viscosity Index(ASTM D-2270)            155
Noack Volatility, % weight loss (g/100g) (ASTM D-5800)4.2
Pour Point °C (°F) (ASTM D-97)-44 (-47)
Flash Point °C (°F) (ASTM D-92244 (471)
High Temperature/High Shear Viscosity @ 150°C , 1.0 x 106 s-1), cP (ASTM D5481)4.1  

Honda ATV Oil Type:

Generally, Pro Honda GN4 4-stroke 10w40 oil or Honda 4-stroke 10w40 oil is recommended by Honda for Honda ATVs. The correct oil is written in the owner’s manual for the ATV. Furthermore, the same oil is suitable for both recreational and sports ATVs.

Honda atv oil

Many people wonder if we only use Honda oil for Honda ATVs and what types of oil are best for Honda. Honda recommends 10w30 For most Honda ATVs. Here is a table showing oil suggested in every owner’s manual for Honda ATVs based on different models.

Sport/recreational Honda ATVs – recommended oil

ModelType of Oil Recommended in the Owner’s Manual
Honda Rancher ATV – 202010W30 – Pro Honda GN4 4-stroke oil or Honda 4-stroke oil
Honda Rincon ATV – 202010W30 – Pro Honda GN4 4-stroke oil or Honda 4-stroke oil
Honda Foreman ATV – 202010W30 – Pro Honda GN4 4-stroke oil or Honda 4-stroke oil
Honda TRX90X – 202010W30 – Pro Honda GN4 4-stroke oil or Honda 4-stroke oil
Honda TRX250X – 202010w30 – Pro Honda GN4 4-stroke oil or Honda 4-stroke oil

Difference Between ATV Oil Vs. Car Oil:

ATV oil contains particular additives, and it’s needed for ATVs because ATVs have a wet clutch. For your 4-stroke ATV, you should use four-stroke and two-stroke oil for a 2-stroke ATV. The crucial difference between ATVs and car oils is their functional ability under diverse operating conditions.

ATV engines move hotter, at higher RPMs, under extra stress, and have a smaller oil volume. And, these engines don’t have as complex emission material as cars. ATVs with a common sump need wet clutch-safe oil.

Cars and ATVs perform in very different conditions, presenting a unique challenge for engine oil. Unfortunately, no universal oil formula can give adequate performance in all circumstances.

Engine oil in an ATV is exposed to a more severe environment and must tolerate higher pressures than automotive oil. Traditional car oils are generally 10W30 or 5W20 or similar viscosity ranges.

On the other hand, ATV engines and transmissions need a wide viscosity range of oil to function correctly. In particular, it provides adequate safety and lubrication in extremely cold or hot weather.

FAQ (Frequently Asked Questions):

Q. How to stop an ATV from burning oil?

ATV burns oil means your oil has actually reached your combustion chamber. So how to stop an ATV from burning oil? To know, read on.

  1. Check the location between the heat shield and exhaust for the build-up and clean it;
  2. Replace worn valve stem seals
  3. Clean oil build-up from the muffler;
  4. Don’t use extra or less oil;
  5. Recommends sticking with the type of oil as recommended by the manufacturer;
  6. Change the oil before putting the first 10 hours or 100 miles on a new ATV.

Q. Is Valvoline ATV oil synthetic?

Valvoline 4-Stroke ATV Motor Oil is non-synthetic. Valvoline provides a Powersports synthetic formulation formulated to operate the high demands of the newer ATV models.

Q. Is there a difference between ATV oil and car oil?

Yes. There are huge differences between ATV oil and car oil. To give your oils certain characteristics, they have different additives and modifiers. ATV oil additives can prevent internal engine breakdown or rust.

Breakdown commonly occurs due to internal condensation if an engine sits for extended periods. Many cars are used regularly. Thus oil manufacturers put less emphasis on corrosion prevention.

Final Word:

For your ATV engine, it’s best to use 10w40 ATV oil. The reason is that 10w40 oil has outstanding wear protection and a compatible clutch feel. The 4-Stroke ATV Motor Oil comes with a conventional formulation. It’s essential to use quality oil for any engine.

However, before using 10w40 oil in your ATV, you should check your owner’s manual. We have given you some of the best 10w40 ATV oil. From here, you can choose the best one for your ATV. Thank you.

Read About: How Often to Change Oil in Kawasaki Teryx


Rio is a car & motorcycle mechanic who is working with different kinds of problems relating to oil and grease. He is also a passionate technical writer.