How Tos

Infographic: Tire Rotation Patterns for Different Drivetrain Configurations

Your vehicle’s four tires don’t wear evenly. This happens because the front of your vehicle typically weighs more than the rear, and because your front tires turn while your rear tires don’t, and because (in the United States) we typically make left turns at higher speeds than we make right turns, causing the right-front tire to

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Video: How to Pressure Test Your Hose Assembly

Congratulations — you’ve created custom hose assembly for your vehicle. Automotive plumbing 101 says that before you go through the trouble of installing your new hose assembly, you’ll want to pressure-test it to make sure it’s leak-free. Fortunately, Earl’s Performance offers a complete kit that makes it quick and easy to test your assembly prior to installation,

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Video: Everything You Need to Know Before Your Ring and Pinion Swap

No matter what your reason for wanting to swap your ring and pinion gears, there are some basic — but critical — things to note, understand, and prepare for before tackling the job. In this video, Summit Racing tech adviser Carl Pritts walks you through each and every step, with a few important pro tips and

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Jeep Tech: Video Guide to Superchips 3571 Flashcal Tuner for Jeeps

The Jeep Wrangler is one of the most upgraded and accessorized vehicles on the planet. If you’ve made aftermarket upgrades to your Wrangler, we’re guessing you’ll want to take full advantage of them. Things like larger tires, bigger gears, and lift kits, necessitate some adjustments to your Jeep’s factory computer settings, so Superchips developed the 3571

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Video: How to Install Detroit Speed Mini-Tubs

Mini-tubbing dates back to 1960s-era drag racing. The act of widening a car’s rear wheelwells (mini-tubbing) still remains a popular option these days, but often for entirely different reasons. Because mini-tubbing allows a vehicle to accommodate wider wheel and tire packages, it can improve a car’s handling capability by allowing a much larger tire contact patch. That makes it

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A Little Setback: Engine Mounting Strategies for Drag Racing

Just how important is engine mounting in a drag car? Very. Consider the case of a common rear-wheel drive production line car: Typically, mounts are laid out in a three-point arrangement — two mounts on the side of the cylinder block and one at the very end of the transmission (usually on the tail shaft).

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How to Load Trailers Safely and Help Prevent Catastrophe

Very bad things can happen when we load trailers improperly. We were reminded of this fact after seeing video of U-Haul’s trailer-sway demonstration at the Commercial Vehicle Safety Alliance Conference last month: Great demo by @uhaul today @CVSA Conference shows affect of weight distribution on trailer #weightforward #trailer. pic.twitter.com/veefMuWC4v — OPCVC (@OPCVC) September 22, 2016

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