Category Archive: Tech Articles

Apr 15 2014

Video: How to Choose a Rocker Arm Mounting Style

Which rocker arm mounting system is best for your application? You’ll find out by watching this five-minute Summit Racing Quick Flicks video. In it, the Summit Racing crew will explain the difference between pedestal-mount rocker arms versus stud-mount rocker arms versus shaft-mount rocker arm systems. Click play and learn the difference!    

Apr 11 2014

How it Works: Better Performance with Moroso’s Air/Oil Separator

Positive crankcase ventilation (PCV) systems were created for a reason. These systems alleviate combustion pressure from an engine’s crankcase by using engine vacuum to suck the pressure out of the crankcase. Once the air pressure is drawn out of the crankcase, it is reintroduced into the intake charge as it enters the engine. While PCV systems play …

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Apr 10 2014

8 Tips for Properly Installing Copper Head Gaskets

When stepping up to performance cylinder head gaskets, your first order of business will be choosing the gasket material best suited for your application. See our How to Choose the Right Gasket post for a quick reference as to which material makes the most sense for you. Because of its durability, copper gaskets are commonly …

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Apr 03 2014

Headers Won’t Fit? 7 Common Installation Pitfalls and How to Avoid Them

You want more power. You know that for sure. What you don’t know is why your new headers—the headers you bought to help you get that extra power—just won’t fit your vehicle. You gave your sales rep your vehicle application, the intended purpose of your vehicle, and where you’d like to see your power gains …

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Mar 25 2014

Video: Stock Control Arms vs. Tubular Control Arms: Which is Right for Your Ride?

Thinking about upgrading your suspension? Watch this Summit Racing Quick Flicks video and learn the basic differences between stock OEM control arms and aftermarket tubular control arms for your car or truck’s front suspension. The Summit Racing crew will go over the differences in control arm design and explain the benefits of upgrading to tubular …

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Mar 21 2014

Gear Doctor: Quick Guide to Diagnosing Common Ring & Pinion Issues

What grinds your gears? Is it prematurely worn or chipped teeth? Or an ominous clunking sound? These symptoms can be signs of a fairly serious problem with your ring and pinion gears, so it’s time to consult with the doctor—the gear doctor. In this case, the gear doctor is the Summit Racing technical department, which …

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Mar 19 2014

Video: Cylinder Head Bolts vs. Cylinder Head Studs

Learn the basic differences between cylinder head bolts and cylinder head studs and how to decide which is better for your vehicle by watching this Summit Racing Quick Flicks video. The Summit Racing crew will also give you tips for properly installing your cylinder head fasteners. Check it out:    

Mar 13 2014

EFI Tech: Fuel Injection Made Easier with Edelbrock’s Universal Sump Fuel Kit

As much as we hate to admit it, there’s still an intimidation factor that comes with electronic fuel injection systems. It’s not that we’re afraid of enhanced throttle response, improved fuel efficiency, and better overall performance–all things associated with electronic fuel injection. We love that stuff. It’s all the extra wires and fuel system modifications associated …

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Mar 13 2014

How to Diagnose Common Fastener Failures

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. And by carefully inspecting failed fastener, and correctly diagnosing the reason for their failure, you can take steps to ensure it won’t happen again. ARP …

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Mar 06 2014

How to Adjust the Fuel Level and Floats on a Holley Four-Barrel Carburetor

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 you follow a few basic steps. But it’s important to know how the fuel float system operates first. The floats, located in the fuel bowls of Holley four-barrel …

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