Tech Articles

Spring Training: Figuring Out Proper Coil Spring Rate for Your Drag Car
Tech / Tech Articles

Spring Training: Figuring Out Proper Coil Spring Rate for Your Drag Car

Springs? What’s so important about coil springs? Quite a bit actually. Coil springs tend to be one of the most important and most misunderstood components on a modified street or […]

felpro
Tech / Tech Articles

Blown Away: 15 Installation Mistakes that Can Lead to the Dreaded Blown Head Gasket

Blown head gasket. Those three words can strike fear in car novices and seasoned gearheads alike. A blown head gasket can mean costly repairs if you farm out your mechanical […]

Working 4 to 5: How to Convert a 1979-2004 Mustang Four-Lug to Five-Lug
How Tos / Tech / Tech Articles

Working 4 to 5: How to Convert a 1979-2004 Mustang Four-Lug to Five-Lug

If you own a 1979-’04 Mustang or Mustang GT, you understand the limitations of the Fox-body and SN-95 classic Mustang’s four-lug hubs. Four-lug underpinnings limit your choice of aftermarket wheels […]

This photo and the next photo show two different scoops that turned up on NHRA Pro Stock cars years ago. The scoops are quite dissimilar in overall shape; however, both have a common theme:  Small inlet size coupled with larger bodies.
Tech / Tech Articles

The Straight Scoop: Exploring the Science Behind Hood Scoop Design

Back in the day, “real” race cars didn’t have hood scoops. Instead they had an array of open injector stacks poking through the hood top. Scoops were superfluous. But then, […]

Tech 101: The Hows and Whys of Installing a Tanks Inc. Rollover Vent Valve
Tech / Tech Articles

Tech 101: The Hows and Whys of Installing a Tanks Inc. Rollover Vent Valve

Tanks Inc. is a leader in fuel tanks. The company has been in business since 1980, but aftermarket fuel system component manufacturers like Edelbrock and Aeromotive are now recommending Tanks […]

Tire Math: Calculating the Effects of Tire Diameter on Final Drive Ratio
Tech / Tech Articles

Tire Math: Calculating the Effects of Tire Diameter on Final Drive Ratio

Thinking about changing the size of your tires? You’re not alone—people run larger wheels and tires for aesthetic purposes. We’ve also seen guys reduce the overall size of their tires for […]

16-Volt Guide: 6 Things You Should Know About 16-Volt Batteries
Tech / Tech Articles

16-Volt Guide: 6 Things You Should Know About 16-Volt Batteries

For some racers, 12 volts just aren’t enough. Many drag racers and circle track racers have opted to run 16-volt batteries to give their ignition system and other components a boost. […]

7 Common Paint Mistakes—and How to Avoid (or Fix) Them!
Tech / Tech Articles

7 Common Paint Mistakes—and How to Avoid (or Fix) Them!

Some people have no qualms about tearing into an engine. Others can practically rebuild a transmission in their sleep. Yet, many of these same people are intimidated by doing their own paint job. […]

Ask Away with Jeff Smith: The Great 5.3L Truck LS Swap Debate
Tech / Tech Articles

Ask Away with Jeff Smith: The Great 5.3L Truck LS Swap Debate

With all this talk about truck LS engines, I hear a lot of talk about swapping a 5.3L truck LS engine into a car. Why would you want to go from […]

Intercooler Guide (Part 1): Air-to-Air vs. Liquid-to-Air Intercoolers–and Which is Right for You
Tech / Tech Articles

Intercooler Guide (Part 1): Air-to-Air vs. Liquid-to-Air Intercoolers–and Which is Right for You

Turbochargers are somewhat of a glamour product. They make big power and, along with superchargers and nitrous, are considered part of the holy triumvirate of automotive power adders. Turbos are not only common aftermarket […]