John Baker

Recent Posts by John Baker

AMSOIL Crushes Sequence IIIH Engine Test

Sequence IIIH test

The Sequence IIIH Test is designed to screen oils for their ability to protect modern, hot-running engines. Even after doubling the test, AMSOIL delivered.



Is Motor Oil Made from Natural Gas Better?

Natural gas motor oil

Natural-gas-based motor oil made using gas-to-liquid (GTL) technology may be interesting, but is it inherently better than other oils? Let’s take a look.



Why is My Engine Overheating?

Car overheating

Low coolant is one of the first things to check if your car is overheating. A bad cooling fan is another potential culprit. Here’s what else to check.



See How AMSOIL Performs in the Harley-Davidson® Milwaukee-Eight® Engine

AMSOIL Harley

Watch how AMSOIL performs in this 2019 Harley with a Milwaukee-Eight 107 engine after 1,000 miles of extreme-heat testing on the dyno.



Synthetic vs. Conventional Oil: The Definitive Guide

Synthetic vs. conventional oil

Many motorists are switching to synthetic motor oil for the first time. Find out everything you need to know about synthetic vs. conventional motor oil.



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 Z-ROD Synthetic Oil contains 1400 ppm zinc.



The Difference Between Winter- and Summer-Blend Gas

Summer-blend and winter-blend gas

Summer-blend gas provides about 1.7 percent increased energy content, meaning it offers a slight boost in fuel economy. Here’s how else it’s different.



Break-In Oil: What is it and When Do I Use it?

Break in oil

Break-in oil seals the piston rings to the cylinder wall for maximum power and minimum oil consumption. Here’s how it works and when to use it.