Oil additives promise several enticing benefits, like improved fuel economy, reduced friction and better wear protection. Find out if you should use them.
Timing chain stretch can affect some modern turbocharged, gasoline-direct-injected (T-GDI) engines, triggering a check-engine light. Here’s what you can do.
Boat maintenance is key to staying on the water all season. Here are eight tips to ensure your boat keeps running strong all summer long.
While it’s safe to mix synthetic and conventional oil since they’re compatible, it’s not a great idea. Here’s why you shouldn’t mix oil types.
AMSOIL Power Foam helps remove carburetor and engine deposits in two- and four-stroke engines, helping them run better. Here’s how to use it.
The two-stroke vs. four-stroke dirt bike debate has heated as two strokes continue to improve. Here’s what you need to know to choose the right bike for you.
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.
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.
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.
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.