Cadillac Engine Oil Additives

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.

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?

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!

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?

Is it OK to put Diesel oil in my gas engine? When is diesel oil bad for my car? Do I need to any additives in addition to diesel oil in my gas engine?

Making great horsepower on a budget is the LS engine family’s claim to fame, but just like any other engine, the more power you ask of it the more you’ll need to spend.

Motor oil composition has changed. The reduction of ZDDP, zinc in oil, could now spell disaster for your engine. Watch this video to learn about ZDDP additives.

Take your crate motor racing to the next level with these tricks and tips that won't get you in hot water with tech officials!

Don't forget to change the oil in your tow rig! Lucas Oil has you covered with CK-4 Diesel Motor Oil. Learn more...

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