Tech Articles

Your metal automotive fasteners can fail one of six ways. And, according to our friends ARP—an industry leader in fastener technology—each type of metallurgical failure has a unique, identifiable characteristic. […]

One of the most crucial, yet overlooked adjustments in a Holley four-barrel carburetor is the float. Adjusting the float and fuel level on a Holley four-barrel carburetor is easy if […]

Exhaust system upgrades are among the most-popular ways to add power and performance to a vehicle. Watch this four-minute Summit Racing Quick Flicks video and learn the basic ins and […]

In our original Bottle Basics post, we covered tuning guidelines for NOS Super Powershot, Cheater, and Dual Shot Cheater nitrous systems. This time around, we’re providing recommendations for the NOS […]

The guys on Discovery Channel’s Mythbusters have exposed some pretty incredible myths. But when it comes to debunking some of the most common motor oil myths, you’d be hard pressed […]

In this Summit Racing Quick Flicks video, the crew at Summit Racing will review the basic overview of fuel system design. They will discuss return-style vs. returnless fuel systems, as […]

Rocker arms are among the most stressed components in your engine—and the most important, too. They’re essentially tasked with transferring movement from the camshaft lobes to the valves, making them […]

In a separate Mailbag post, we responded to a question about choosing a nitrous oxide system. Although nitrous oxide is a rather simple concept, tuning your engine to take advantage of the […]

In this Summit Racing Quick Flicks video, you will learn the basic differences between shocks and struts. Struts are similar to shocks in that they dampen road vibrations; however, they […]

The gang at QA1 gives you the lowdown on what you need to know to set your QA1 adjustable shocks to the perfect tune for your application. In this video, […]