John Baker

Top 3 Single-Track Dirt Bike Trails in Minnesota

Minnesota offers dozens of single-track dirt bike trails to ride all over the state. In our opinion, these are the...

August 16, 2022

Do Older Engines Need Oil With ZDDP Additives?

Using a high-zinc oil with a high dose of ZDDP additives helps protect classic car and hot rod engines. AMSOIL...

July 13, 2022

How to Increase Horsepower for Under $500

Getting more air into and out of the engine are two relatively cheap ways to increase horsepower.

July 7, 2022

How Often Should I Change Transmission Fluid?

How often to change transmission fluid depends on several factors we outline in this post.

June 21, 2022

How To

How to Check Power Steering Fluid (and When to Change it)

There are a couple ways to change power steering fluid, depending on your technical know-how.

June 14, 2022

News

“Million-Mile” Phil Trusts AMSOIL for His Honda® Gold Wings®

2015 Gold Wing* breaks 700,000 miles (1.1 million km) on its original engine with AMSOIL products.

June 7, 2022

How To

What’s The Best Oil for My Scooter?

Scooter oil should resist heat and viscosity loss while meeting JASO MA/MA2 requirements.

May 23, 2022

News

AMSOIL Synthetic Transmission Fluid Tames Texas Heat

Not even a "spot" of sludge in the pan or on the filter despite extreme heat & heavy towing.

May 13, 2022

How Do I Switch from Conventional to Synthetic Oil?

You don't need to do anything special before you switch to synthetic oil after having used conventional oil.

May 11, 2022

100% Synthetic Oil vs Full Synthetic Oil: What’s the Difference?

If a motor oil uses any combination of Group III, IV or V base oils, it's considered synthetic.

April 21, 2022

How To

Pro Tips for a Successful Fishing Season

Pro anglers Pete Maina and John Gillespie offer tips so you won't miss any fish.

April 19, 2022

Can I Use Diesel Oil in My Gas Engine?

You can use diesel oil in a gas engine provided the diesel oil meets the appropriate specifications and viscosity requirements.

April 14, 2022

How To

Cars & Trucks

Do Fuel Additives Work?

As the data show, AMSOIL P.i.® is a potent fuel-injector cleaner that works after one tank of fuel.

April 13, 2022

Gas Weed Eater Won’t Start? Try This

Weed eater, weed whacker, string trimmer – no matter what you call it, here's how to get it running again.

April 7, 2022

How To

10 Expert Boat Maintenance Tips

Our boat maintenance checklist will help you stay on the water all season long.

April 5, 2022

Lawnmower Won’t Start? Do this.

Bad gas or a dirty carburetor are the most common reasons for a lawnmower that starts hard or runs rough.

March 30, 2022

Motorcycle Oil, Primary Oil & Transmission Fluid: What’s the Difference?

We explain the differences and answer the question: Should I use one oil or all three in my bike?

March 15, 2022

How To

Snowmobile Summer Storage Checklist

Ensure your sled is protected all summer long and ready to go when the snow flies again.

March 11, 2022

Why Does Motor Oil Turn Black?

Just because your oil has turned black doesn't mean it's time to change it.

February 25, 2022

Can I Mix Synthetic and Conventional Oil?

While it's safe to mix synthetic and conventional oil since they're compatible, here's why it's best to avoid it.

February 17, 2022

A Look Inside the AMSOIL Mechanical Lab

The AMSOIL mechanical lab lets us perform testing that takes our products to the next level.

February 11, 2022

Should I Use a Lighter Winter Oil Weight?

Using a lighter winter oil weight when the temperature drops can improve cold starts and maximize wear protection at startup.

January 25, 2022

How To

How to Use a Torque Wrench

Check out this post for directions on how to use a torque wrench.

January 13, 2022

Used Oil Disposal: How To Do It Right

Oil-change centers and municipal recycling centers often provide used oil disposal at no charge.

December 28, 2021

Snowmobile

AMSOIL INTERCEPTOR® vs. DOMINATOR®: Which Snowmobile Oil Should I Use?

Here's what to ask yourself when choosing between AMSOIL INTERCEPTOR vs. DOMINATOR synthetic snowmobile oil.

December 23, 2021

How to Get the Best Gas Mileage in Winter

You've probably noticed gas mileage drops in winter. Here's how you can get the best gas mileage in winter.

December 21, 2021

5W-20 vs 5W-30 vs 10W-30: What’s the Difference?

The primary differences are their viscosities when cold and once your engine has reached operating temperature.

December 16, 2021

Toyota* Tacoma* Nears 635,000 Miles With AMSOIL

News

Testimonials

Toyota* Tacoma* Nears 635,000 Miles With AMSOIL

Gary Smith hopes to hit 1 million miles (1.6 million km).

December 10, 2021

Chainsaw Starting Problems & How to Fix Them

A dirty carburetor, bad gasoline and low-quality two-stroke oil that creates deposits all contribute to chainsaw starting problems.

December 7, 2021

What Happens if I Use A Thicker Oil in My Engine?

It's best to use the recommended viscosity, but a slightly thinner or thicker oil likely won't cause harm.

September 14, 2021

Twin-Engine Corvette Makes 1,300 Horsepower

This twin-mid-engine Corvette, dubbed the "Super Super Car," proves again that no one builds cars like Gordon Tronson.

August 23, 2021

How to Bleed Brakes

It's a good idea to change brake fluid every two years or whenever you change brake pads. In this video,...

July 26, 2021

Synthetic vs. Conventional Oil: The Definitive Guide

Find out everything you need to know about synthetic vs. conventional motor oil.

June 8, 2020

Transmission Flush vs Fluid Change: Which is Better?

Is a flush or pan drop better when changing transmission fluid? Learn the pros and cons of each method.

January 27, 2020

DOT 3 and DOT 4 Brake Fluid: What’s the Difference?

We break down the differences between DOT 3 and DOT 4 brake fluid.

March 20, 2019

Is an Engine Flush Good or Bad?

An engine flush will often improve engine performance, but you may want to skip it with old, high-mileage engines.

November 26, 2018

News

AMSOIL 2-Stroke Oil Saves Racing Engine

Despite the engine getting so hot it melted plastic covers and rubber gaskets, the oil delivered excellent protection.

September 19, 2017

Does Brake Fluid Go Bad?

Brake fluid absorbs moisture and accumulates contaminants, meaning it eventually goes bad and needs changing.

September 18, 2017

Browse Articles

What Does Oil Viscosity Mean