Lincoln Lincoln Thread Checkers

The pros and cons of a welded diff vs open diff, plus what to know before learning how to weld your differential.

Learn about thread sizing with this easy to read thread size chart!

Hooker headers are installed in a 1967 Pontiac Firebird for increased power and a boost in performance. See how to work through fitment of the steering box, clutch Z bar and starter.

Cleaning fuel injector nozzels is a must in your car maintenance regimen. Learn the steps on how to properly disconnect fuel lines and check the barrel valve.

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

Learn how to install a Line lock as well as installing a line lock button and how a line lock works, with Kevin as he goes through the process on his '54 Chevy Belair.

Learn about performing an LS Swap in a 1972 Chevelle in this tech article. We'll discuss lessons learned from our Chevelle engine swap using a 500-horse 6.0.

LS swaps are nothing new, but they remain a controversial topic. After installing an LS in our Chevelle, we take a look at some of the reasons for and against this trend.

Trying to decide which power plant to use in your latest project? Here's a quick guide of modern V8 engines for hot rodders to consider.

Speedway Motors Product Manager Jeff K. not only has an awesome 1946 Ford Sedan Delivery, he has a Mullins trailer that he restyled to match "Elmer". Jeff took the time to write up what he went through to make the style of the Mullins match up better.