AMSOIL Helps Awaken 500+ HP Cummins 4BT Engine

Kenny Hauk dynos a Cummins 4BT

We help Kenny Hauk’s crew turn a stock 105-hp Cummins 4BT engine into a 500-hp powerplant for his latest build.

Is Starting Fluid Bad for Gas Engines?

In small doses and used properly, starting fluid can be effective in hard-starting gasoline engines. But it can be bad for two-stroke or diesel engines.

How to Bleed Brakes

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, we show you how to bleed brakes.

What is Engine Detonation?

Car engine diagram

Engine detonation refers to spontaneous combustion of the remaining fuel/air mixture in the chamber after normal spark-initiated combustion.

Do Transmission Fluid Additives Work?

Do transmission additives work?

Transmission additives supposedly fix erratic shifting, leaks and other problems. However, testing has shown they can make transmission performance worse.

How To Pick a Car Battery

How to pick a car battery

Understand basic features, like cranking amps, cold-cranking amps, reserve capacity and more before choosing a car battery.

Award-Winning Vehicles of the St. Ignace Cup Presented by AMSOIL

Check out all the four-wheeled eye candy from the 2021 St. Ignace Cup car show.

Diesel vs. Gas Engines: What’s the Difference?

Diesel vs gas engine

They burn different types of fuel, but that’s just the start. Here’s what you need to know when comparing diesel vs gas engines.

What is Flex Fuel?

Flex fuel vehicles (FFVs) can burn traditional gasoline or fuels derived from plants that emit fewer emissions and greenhouse gasses. So, what exactly is flex fuel?