2004 Pontiac GTO Engine Oil Additives

Looking to swap the venerable LS engine into your hot rod, muscle car, or classic truck? Take a look at our detailed identification guide for Gen III/IV LS engines before you hit the salvage yard or swap meet!

Classic cars ran on normal motor oils for decades, so why change now? The answer lies in the evolution of gasoline engines and how motor oil has co-evolved.

Do I need break-in oil for my engine and why. When should I not use an engine break-in oil? What do I look for when choosing a break-in oil?

How does ZDDP or zinc help my engine live longer, what does ZDDP do and why is it important to use ZDDP oil in my engine?

While everyone is looking for a 6.0 LS, don’t count out the original 5.7 LS1 engine for your next LS swap performance build

In this guide, Kevin demonstrates how to properly install an external oil cooler in his '54 Chevy Belair with a Big Block Chevy engine.

Tim M. has tried to stay true to the vintage route, but sometimes, exceptions must be made. For example, the original oiling system's paper element and canister are functional, but an upgraded system will be more reliable.

Lake Speed Jr., from Driven Racing Oil, discusses how to choose the motor oil with the right amount of zinc for your vehicle's unique needs.

Learn the benefits and effects of ethanol in gasoline and what to do to prevent issues from ethanol on your fuel system. Find out more on ethanol warning labels.

Speedway Motors, a manufacturer, retailer and distributor of high-quality automotive parts and racing products, announced today new products now available on their website.