Video: Motor Oil Viscosity Explained

What’s the most-important property of a lubricant? Viscosity. Learn the difference between viscosity grade and viscosity index. Learn what all of those viscosity numbers and letters mean by listening to the specialists at Driven Racing Oil break it down. Should you use a 15W50? A 10W30? A 0W20? Watch this video and learn how to

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Mailbag: Camshaft Lobe Separation, Nitrous Oxide & How They Relate

Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we examine ideal camshaft lobe separation for nitrous applications. D.M. Pitman, NJ Q: Can you shed some light on camshafts made for nitrous engines? Why would they have a lobe separation of 112-114 degrees, versus 106-108 degrees for an otherwise

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Video: Electric vs. Mechanical Fuel Pumps

In this Summit Racing Quick Flicks video, you will learn the basic differences between electric fuel pumps and mechanical fuel pumps. You will also find a few tips that could help you decide which type of pump is best for your vehicle application.    

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Rutledge Wood and Summit Racing Team Up on New Project (Updated with Video)

Once again, Top Gear on History (and all-around car geek) Rutledge Wood is partnering with Summit Racing on a new project—a 1953 Plymouth Suburban two-door station wagon. And get this—the car was given to Rutledge by The King himself, Richard Petty! In 2013, Summit Racing collaborated with Rutledge on a 1949 Chevy Step Van. We documented the

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All We Want For Christmas

When we wake up Christmas morning, we expect to find all kinds of gifts under the tree and jutting from our stockings. However, we’re pretty sure we’re not going to find what we really want for Christmas. But that won’t stop us from wishing anyway… The OnAllCylinders Staff Christmas Wish List Sean Cutright Audi R8 “For

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Blue Oval Stampede: Unleashing 900+ Horses from a 600 CID Big Block Ford

[portfolio_slideshow id=26727] We can remember a time when a big block that pushed 500 cubic inches and 700 horsepower was just short of unbelievable. Heck, that’s small block territory nowadays. If you really want a powerplant that gets your car noticed, you have to push way past that. And 600 cubic inches and 920 horsepower worth of

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Video: How to Check Piston-to-Valve Clearance

Proper piston-to-valve clearance is essential to the health of your engine. And by essential, we mean your powerplant could meet its catastrophic demise without the right clearance between these two vital engine components. We covered the ins and outs of checking piston-to-valve clearance in an earlier post, but this video provides the actual visuals to go along with

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Photo Gallery: Toys for Tots Santa Cruise 2013, McDonough, GA

Despite less than ideal weather conditions, a bunch of enthusiasts showed up to last weekend’s Toys for Tots Santa Cruise at the Summit Racing Retail Super Store in McDonough, GA. As has been the case with almost every major event at Summit Racing for the past several weeks, Brian Kreuser was there, doing what he does.

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Mailbag: Rebuilding a Chevy 454 for Nitrous Oxide Use

You’ve got questions, we’ve got answers. We work with the Summit Racing tech department to help you tackle your auto-related conundrums. In this week’s Mailbag, we’re rebuilding a big block Chevrolet engine to work with a nitrous oxide system Q: I have a 1973 El Camino with a factory 454 big block. I have updated it with a

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