AC Street Engine Oil Dipsticks

Follow this restoration guide as Josh breathes new life back into his Pontiac engine.

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?

Whether you're trying to troubleshoot engine issues or want to get an idea what's going on inside that junkyard jewel that you just hauled home, a leak down test is a great way to ascertain the condition of an engine's cylinders without pulling it apart.

Learn what goes into setting the fuel for your engine and how to change the density altitude, ADR, main pill and high speed pressure to optimize a/f ratio.

It is most certainly an important procedure and should be part of a weekly maintenance routine.

Speedway Product Manager Jeff K. talks about the old failing "Dealer Air" in his '46 Ford Sedan Delivery we've become familiar with, and the replacement unit from Vintage Air he got from Speedway Motors.

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.

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

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!

A look at some LS Oil Pans for your swap project. Our video guide walks you through some great options.