Tech

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Mailbag: Fighting the “Uphill Battle”

G.S. • Mt. Sterling, OH Q: I have a 2002 Ford Ranger 2.3L, 5-speed. When I drive on flat roads the truck runs fine, but it struggles when I hit hills. Will a computer chip or module help with the lack in power? If so, how much will I notice the difference? A: Many trucks experience

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Carb Tuning Tips, Part 1: Understanding Basic Carburetor Anatomy

[portfolio_slideshow id=10444] If you ever have the chance to discuss engine tuning troubles with the legendary Jon Kaase, you’ll rejoice in his simple logic: “Most engine troubles are centered on spark or fuel—if it has the former, it is either getting too much or too little of the latter,” Kaase says. With help from the

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Monday Mailbag: Wheel/Tire Math

Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re figuring out how to stuff bigger, beefier tires underneath a Jeep Wrangler.                                 K.W. • Warroad, MN Q: I want to install 33-inch x 12.5-inch x 15-inch tires on a 2005 Jeep Wrangler. It’s equipped with a two-inch Rubicon Express Budget

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Must-Have Tools for Servicing Dirt Bikes and ATVs

Having the right tools is critical to maintaining, repairing, and upgrading your quad or dirt bike. If you’re relatively new to riding, or looking to stock your garage with just your critical, must-have tools, hopefully this list will provide a little guidance. For the most part, the tools you need to work on your ATV

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Battery Shuffle: Improving Weight Transfer with a Battery Relocation Kit

[portfolio_slideshow id=10264] Automotive batteries are hefty fellas. Many OE batteries check in at 40 pounds or more, and even “lightweight” racing batteries tip the scales at 20 pounds or so. While that might not seem like much weight to worry about, think about where it’s located. Yup, right up front with the engine—exactly where your

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Fall Tool Guide: 8 New Tools to Prep Your Garage for Wrenching Season

As the racing and cruise-in season begins to wind down throughout much of the United States, it’s about time to start thinking about outfitting your garage with everything you need to complete your off-season projects. The Summit Racing crew recently delivered their newest Tool and Shop Equipment catalog, and have a ton of tools available for

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Rubber Match: 5 Basic Steps for Choosing the Right Street Tires

You’ve spent untold amounts of time and money on your ride. You’ve squeezed every last horsepower from your engine, beefed up the gearing and suspension—even sprung for that custom paint job. But what about your tires? Tires are essential to the performance, handling, and safety of any vehicle—whether it’s a custom hot rod or a

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How to Choose Kenda Dirt Bike Tires

Kenda tires have a reputation for being a low-cost alternative for dirt and street bike motorcycle riders. Rest assured the folks at Kenda are also interested in having a reputation for churning out top-quality products. One key to getting longevity and good performance out of your dirt bike tires is to choose the right tire

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Mailbag: Carb Jetting for Atmospheric Conditions

Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re making a few jetting changes to accommodate for high-humidity racing.                                 D.D. • Agana, Guam Q: I recently bought a 1970 Plymouth GTX. It came equipped with a Chrysler 440, a 750 cfm carb on an Edelbrock manifold, a stock Chrysler

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