Hot Rod 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?

If you're going to buy a horn isn't it nice to know what it sounds like first? That's why Speedway produced a helpful video to hear the differences in the unique horns that we offer.

Dive into some of the history and unique differences between Ford and Chevy spindles for solid front axles and what will perform best on your hot rod.

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.

It's Model T Day! Yes, that's a thing. In celebration, here is a small sample of the many Model T's that have chugged, rattled, and raced into our hearts over the years.

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.

This Model A coupe was built with family, friends, and a lot of heart.

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?

This year's Hot Rod Power Tour spanned 5 days across 5 cities from Tennessee to Indiana and we rode along with one of the craziest vintage Mail Trucks you can imagine!