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 well as offer various tips and techniques for how to map out your fuel system. The video also covers individual fuel system components, including fuel
You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, troubleshooting and troubled tranny. K.R. Denham Springs, LA Q: When going up steep, muddy hills, the transmission in my 1999 Jeep Wrangler slips. On the road, the transmission operates fine. The Wrangler has a 4.0L 6-cylinder engine with
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 a key cog in your engine’s power production. So are you getting optimum performance from your rocker arms? According to the valvetrain experts at COMP Cams,
[portfolio_slideshow id=28522] Produced from 1984 through 2001, the Jeep XJ Cherokee was a capable vehicle right from the factory. It came equipped with the 4.0L in-line EFI six-cylinder engine, a four-speed automatic transmission, a Dana 30 front and Dana 35 rear axles—and loads of off-roading potential. Using a 1989 Jeep XJ Cherokee, which we affectionately called “Big
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 extra power potential can be a little involved, especially when you get into the high-horsepower or multiple-jet nitrous kits. Fortunately, the gurus at NOS have
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 are a structural part of your vehicle’s suspension. A shock requires a upper and lower control arm to hold the front wheel hub. A strut
You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re talking about nitrous system setups. T.H. Washington, D.C. Q: I’m putting together my first engine for my 1984 Oldsmobile Cutlass. It’s Chevy 454 with an Edelbrock RPM cam, heads, and intake package. So, how much nitrous can
[portfolio_slideshow id=28275] Relax. Events at the Kenwood Rod Shop aren’t as alarming as they sound. It’s just Randy Allgood and his team hard at work disassembling Rutledge Wood’s latest project with Summit Racing, a 1953 Plymouth Suburban two-door station wagon. As we explained in our first story on this project, the Plymouth was given to
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, you’ll learn how to set your rebound and compression valving settings for both street and racetrack use, as well as your particular preferences for the
You’ve got questions. We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re tuning tire pressure to track surface for maximum traction. G.L. Alamogordo, NM Q: I’ve noticed that tires have their maximum inflation pressures on the sidewall. I’ve also noticed it’s possible to attain better fuel mileage using higher
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