Legends Oil, Fluid, and Additive

Learn what gear oils do for your differential and how to choose the best gear lubricant for your application's needs

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?

OEMs have moved away from flat tappet cams, and so has mainstream motor oil. Find out what you need to know about the best oil for flat tappet cams right here.

Learn the difference between DOT 3 and DOT 4, or DOT 5 and DOT 5.1. Every type of brake fluid has a specific boiling point and water absorbing quality.

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.

Learn a clean and simple process for flushing brake fluid from a micro sprint brake system and why it is important for top performance. Read tips on how to flush the water system, motor oil, fuel, and brake fluid.

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!

General information on engine oil, including selection recommendations.

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

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.