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.

Classic Car Oil - Do Old Engines Need Zinc Additive

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

How Lucas CK-4 Motor Oil Makes Your Diesel Truck or Transporter Unstoppable

The DeWitt's C5 Corvette Direct Fit aluminum radiator is the ultimate upgrade from the plastic factory GM radiator.

C5 Corvette Radiator Upgrade: Why Aluminum is Better Than Plastic

Storing your car for the winter? Here are a few helpful tips on how to winterize your hot rod before putting it away in storage, and so it is ready to go when Spring comes back around.

How to Winterize Your Car

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!

Increasing Your Lead in Crate Motor Classes (Legally!)

Overheating is a major cause of DNFs and damaged engines. We'll go beyond the cooling system for solutions to your overheating issues.

Fix An Overheating Race Engine | Beyond The Cooling System

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

Installing an External Oil Cooler

How does a cooling system work? Why is your engine overheating? What parts should you be giving your attention to? This guide answers all your questions.

Car Cooling System Components

Learn how to successfully upgrade the cooling system for a 400 small block Chevy. Read tips for installing a water pump and auxiliary coolant lines using fittings and fuel hoses.

Upgrading the Cooling System for a Small Block Chevy

Fuel injection is here to stay and we delve into the benefits of such retrofit systems for your classic muscle car or street rod in our EFI retrofit buyer's guide!

Choosing an Electronic Fuel Injection Retrofit for Your Street Rod or Muscle Car

Engine Family Facets

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Lucas Oil Street Engine Coolant Additives

Lucas Oil Street Engine Coolant Additives | Speedway Motors

Shop Lucas Oil Street Engine Coolant Additives and get Free Shipping on orders over $175 at Speedway Motors.

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Lucas 10640 Super Coolant Additive, Case of 12 Bottles

Lucas 10640 Super Coolant Additive

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